The Best Cycle Syncing Apps of 2026
We compared 9 cycle syncing apps for workouts and food by phase, with US prices from free to $279.99 a year, privacy labels and what 2026 research says.
7 min read
How we review
Period Tracker Apps is run by the team that makes Hello Phase, the app ranked first on this list. We checked every app against its store listings, pricing, privacy label and recent reviews on 26 October 2026, without hands-on testing of each one, and we say plainly where another app is the better fit. There are no affiliate links, and our review method explains how we rank our own app.
Our pick
Hello Phase Our app
Best free cycle syncing app on Android- Shows your phase every day, with a guide to each phase
- Free estimated estrogen and progesterone chart
- Needs no account and keeps your log on your phone
Quick answer. Hello Phase, our app, is the best free cycle syncing app on Android, because it shows your phase every day with a guide to each phase and an estimated hormone chart, needs no account and keeps your log on your phone, with food and movement tips in Plus. 28 is the most complete for guided workouts and meals by phase ($79 a year, 4.6 stars from 5,670 App Store ratings), FitrWoman is free with no in-app purchases, and Lively is the cheapest paid pick from $18.99 a year. Research has not shown that phase-matched workouts improve results.
Top picks at a glance
- 1Hello PhaseBest free cycle syncing app on Android
- 2
28: Period & Cycle TrackerGuided workouts and meals by phase - 3
Lively - Period Tracker, CycleLowest paid price, partner syncing - 4
Harmony: Cycle Syncing, PeriodShort daily tips - 5
FitrWomanFree training and food ideas - 6
Wild.AI: Hormones & FitnessAthletes who train with a wearable - 7
Moody Month: Hormone TrackerFood ideas and movement videos - 8
Stardust Period TrackerTracking with moon phases and astrology - 9
MyFlo® Period Tracker CalendarAlisa Vitti's Cycle Syncing method
How do the 9 apps compare?
| App | Workouts and food by phase | Free plan | Account needed | Price per year (US) | Platforms |
|---|---|---|---|---|---|
| Hello Phase | Food and movement tips by phase in Plus, no workout plans | Yes. Tracking, estimated hormone chart, phase intro | No | Free, Plus $39.99 ($12.99 a month) | Android only |
| 28 | Workouts, nutrition and calorie tracking by phase | Limited. A 2023 review says workouts moved to Premium | Yes, email or phone | $79 ($19.99 a month) | iPhone, Android |
| Lively | Food, exercise and self-care advice by phase | Very limited, reviewers say most is blurred | Not stated | $18.99 to $39.99 listed ($4.99 a month) | iPhone, Android |
| Harmony | Energy, food and movement tips, AI | Reviewers say a subscription is needed | Not stated | $34.99 to $59.99 listed ($9.99 or $14.99 a month) | iPhone, Android |
| FitrWoman | Training, recovery and top foods by phase | Yes, the whole app | Not stated | Free, no in-app purchases | iPhone, Android |
| Wild.AI | Readiness score, training and nutrition by phase | Yes, with some training plans | Yes | $79.99, 14-day trial | iPhone, Android |
| Moody Month | Food recommendations, movement and mindfulness videos | Free trial on most offers | Yes | $36.99 ($7.99 a month, $109.99 lifetime) | iPhone, Android |
| Stardust | Cycle syncing tools tied to lunar phases | Yes. Predictions, daily insights, symptoms | Not stated | $29.99 ($6.99 a month) | iPhone, Android |
| MyFlo | Diet and exercise recommendations for four phases | Not stated, sold as a membership | Not stated | $279.99 ($28 a month) | iPhone, Android |
Workouts
Exercise or movement advice by phase
- Hello Phase
- 28
- Lively
- Harmony
- FitrWoman
- Wild.AI
- Moody Month
- MyFlo
Food
Food or nutrition advice by phase
- Hello Phase
- 28
- Lively
- Harmony
- FitrWoman
- Wild.AI
- Moody Month
- MyFlo
Daily guidance
A daily read, tip, score or forecast
- Hello Phase
- Harmony
- Wild.AI
- Moody Month
- Stardust
From each app's listing, checked 26 October 2026. Hello Phase keeps its food and movement tips in Plus and has no workout plans, and Stardust ties its tools to lunar phases.
The apps, one by one
Hello Phase
Best free cycle syncing app on Android- Free, Plus $39.99
- Android only
- No Play rating yet, 1K+ installs
- Privacy declaration
- Play "No data shared", some data collected
What stands out
- Hello Phase is our app, and it shows which phase you are in every day with a short daily read, without asking you to make an account.
- The free plan explains what is happening hormonally in each phase, next to an estimated estrogen and progesterone chart drawn from your own cycle length.
- You log moods, symptoms, flow and notes, answer three quick questions on energy, sleep and appetite as each phase starts, and see which symptoms keep landing in the same part of your cycle.
Watch out for
- It is Android only, and with 1K+ installs it has no Google Play rating yet.
- The hormone chart is drawn from your cycle length and ovulation day, so it is an estimate and never a lab reading.
Plus, at $39.99 a year, adds the food and movement sections of every phase guide and a food line in the Daily Read, and there are no workout plans or recipes. See pricing and the Hello Phase FAQ.
Get it onGoogle Play
Price, account and privacy details
- Best for
- Best free cycle syncing app on Android, with your phase each day, a guide to every phase, an estimated hormone chart and no account
- Price (US, checked 26 Oct 2026)
- Free for tracking. Hello Phase Plus is $39.99 a year or $12.99 a month on Google Play. New subscribers may see an introductory price of $0.99 for the first two weeks or the first month of the yearly plan, and the current version has no free trial.
- Platforms
- Android only. There is no iPhone version yet.
- Account
- No account and no sign in
- Privacy
- No ads and no third-party trackers. Google Play Data safety says no data is shared with third parties and lists some data types as collected, and the optional AI coach sends your question and a short slice of your recent log only after you agree.
- Ratings
- 1K+ installs on Google Play and not enough ratings yet for a score
- Last update
- 1 October 2026 (Google Play)
28: Period & Cycle Tracker
Guided workouts and meals by phase- $79
- iPhone, Android
- 4.60 (5,670) App Store
- 3.3 (2.04K) Google Play
- Privacy (Apple label)
- Nine kinds of data linked to you, including Health & Fitness, Contact Info, Sensitive Info and Purchases
What stands out
- 28 builds the most complete cycle syncing plan on this list, with cycle-based workouts, phase-based nutrition and calorie tracking, and it can read temperature from an Oura ring or Apple Watch.
Watch out for
- The Android app rates 3.3, and a February 2024 review by Natural Womanhood found that 28 placed phases by the calendar and that logged signs did not move them.
On the App Store and Google Play.
Price, account and privacy details
- Best for
- Guided workouts and meals planned around your phase
- Price (US, checked 26 Oct 2026)
- 28 Premium is $79 a year or $19.99 a month, and Partner Sharing is $6.99. The App Store lists other plan prices too, up to $179.
- Platforms
- iPhone and Android
- Account
- Yes, you sign in with your email or phone number
- Ratings
- 4.60 on the App Store from 5,670 US ratings, 3.3 on Google Play from 2.04K reviews
- Last update
- 24 October 2026 (App Store)
Lively - Period Tracker, Cycle
Lowest paid price, partner syncing- $18.99 to $39.99 listed
- iPhone, Android
- 4.81 (54,947) App Store
- 4.7 (22.5K) Google Play
- Privacy (Apple label)
- Identifiers used to track you, and Contact Info, Identifiers, Usage Data and Diagnostics collected but not linked to you
What stands out
- Lively gives food, exercise and self-care advice for each phase, lets you sync with a partner and has the cheapest paid plan here at $18.99 a year.
Watch out for
- A 2025 review says everything except the calendar and quotes is blurred until you pay.
On the App Store and Google Play.
Price, account and privacy details
- Best for
- The lowest paid price, and sharing your phase with a partner
- Price (US, checked 26 Oct 2026)
- The App Store lists annual plans at $18.99, $29.99 and $39.99, plus $4.99 a month or $2.99 a week. Which annual price you are offered is not stated.
- Platforms
- iPhone and Android
- Account
- Not stated in the listing
- Ratings
- 4.81 on the App Store from 54,947 US ratings, 4.7 on Google Play from 22.5K reviews
- Last update
- 21 October 2026 (App Store)
Harmony: Cycle Syncing, Period
Short daily tips- $34.99 to $59.99 listed
- iPhone, Android
- 4.74 (10,085) App Store
- 4.5 (22.3K) Google Play
- Privacy (Apple label)
- Identifiers used to track you, and Identifiers, Usage Data and Diagnostics collected but not linked to you
What stands out
- Harmony is built around cycle syncing, with tips for each phase on energy, food and movement plus AI features.
Watch out for
- Reviewers report paying before they can use it, and a May 2026 App Store review says a free trial turned into an immediate charge for a full year.
On the App Store and Google Play, and at harmony-cycle.app.
Price, account and privacy details
- Best for
- Short daily tips on energy, food and movement
- Price (US, checked 26 Oct 2026)
- Yearly plans listed at $34.99, $49.99 and $59.99, monthly at $9.99 or $14.99
- Platforms
- iPhone and Android
- Account
- Not stated in the listing
- Ratings
- 4.74 on the App Store from 10,085 US ratings, 4.5 on Google Play from 22.3K reviews
- Last update
- 15 October 2026 (App Store)
FitrWoman
Free training and food ideas- Free, no in-app purchases
- iPhone, Android
- 3.98 (65) App Store
- 3.8 (198) Google Play
- Privacy (Apple label)
- Health & Fitness, Contact Info and Sensitive Info linked to you
What stands out
- FitrWoman, from Orreco, covers training, recovery and top foods for each phase at no cost, and its listing is honest about the evidence, saying there is “no guarantee that our recommendations will work for you”.
Watch out for
- Only 65 people have rated it on the App Store, and reviews from 2023 describe an update that erased all logged data.
On the App Store and Google Play.
Price, account and privacy details
- Best for
- Free training and nutrition ideas by phase
- Price (US, checked 26 Oct 2026)
- Free, with no in-app purchases
- Platforms
- iPhone and Android
- Account
- Not stated in the listing
- Ratings
- 3.98 on the App Store from 65 US ratings, 3.8 on Google Play from 198 reviews
- Last update
- 7 January 2026 (App Store)
Wild.AI: Hormones & Fitness
Athletes who train with a wearable- $79.99, 14-day trial
- iPhone, Android
- 4.30 (412) App Store
- 3.5 (453) Google Play
- Privacy (Apple label)
- Contact Info, Identifiers and Usage Data used to track you
What stands out
- Wild.AI is the most sport-focused app here, with a daily readiness score, training and nutrition suggestions adjusted to your cycle or contraceptive, and wearable connections.
Watch out for
- Of its 50 most recent US App Store reviews, 40 gave fewer than four stars, with people writing “I can’t even log in anymore”, and the last iPhone update was in October 2025.
On the App Store and Google Play.
Price, account and privacy details
- Best for
- Athletes who train with a wearable, if the login problems get fixed
- Price (US, checked 26 Oct 2026)
- WILD Yearly is $79.99 with a 14-day trial. WILD Basic is listed at $14.99 without a stated period.
- Platforms
- iPhone and Android
- Account
- Yes, reviewers describe logging in
- Ratings
- 4.30 on the App Store from 412 US ratings, 3.5 on Google Play from 453 reviews
- Last update
- 29 October 2025 (App Store)
Moody Month: Hormone Tracker
Food ideas and movement videos- $36.99
- iPhone, Android
- 4.61 (884) App Store
- 4.3 (511) Google Play
- Privacy (Apple label)
- Identifiers used to track you and linked to you
What stands out
- Moody Month pairs daily hormone forecasts based on where you are in your cycle with recommendations on foods to eat, movement and mindfulness videos, and sharing with friends or a partner.
Watch out for
- The hormone forecasts are estimated from your cycle, and a 2025 review called the price “exorbitant compared to other apps”.
On the App Store and Google Play.
Price, account and privacy details
- Best for
- Food ideas and movement videos for each phase
- Price (US, checked 26 Oct 2026)
- $36.99 a year, $7.99 a month or $109.99 for lifetime access. Its FAQ says most offers include a free trial.
- Platforms
- iPhone and Android
- Account
- Yes
- Ratings
- 4.61 on the App Store from 884 US ratings, 4.3 on Google Play from 511 reviews
- Last update
- 25 October 2026 (App Store)
Stardust Period Tracker
Tracking with moon phases and astrology- $29.99
- iPhone, Android
- 4.76 (119,733) App Store
- 4.5 (23.2K) Google Play
- Privacy (Apple label)
- Purchases, Identifiers and Usage Data used to track you, Health & Fitness collected but not linked to you
What stands out
- Stardust is the most rated app here, with almost 120,000 App Store ratings, and it can read basal body temperature from an Apple Watch or Oura ring.
Watch out for
- Its cycle syncing leans on lunar phases and astrology, which not everyone wants.
On the App Store and Google Play.
Price, account and privacy details
- Best for
- Cycle tracking with moon phases and astrology
- Price (US, checked 26 Oct 2026)
- Annual Plan $29.99 (also listed at $24.99 and $39.99 with trials), $6.99 a month
- Platforms
- iPhone and Android
- Account
- Not stated in the listing
- Ratings
- 4.76 on the App Store from 119,733 US ratings, 4.5 on Google Play from 23.2K reviews
- Last update
- 19 October 2026 (App Store)
MyFlo® Period Tracker Calendar
Alisa Vitti's Cycle Syncing method- $279.99
- iPhone, Android
- 4.45 (14,299) App Store
- 1.9 (1.65K) Google Play
- Privacy (Apple label)
- Health & Fitness, Purchases, Contact Info, Identifiers and Usage Data linked to you
What stands out
- MyFlo calls itself “the official Cycle Syncing® app” and suits people who already follow Alisa Vitti’s approach to diet and exercise across the four phases.
Watch out for
- At $279.99 a year it costs about three and a half times as much as 28 and seven times as much as Hello Phase Plus, and its Google Play rating is 1.9.
On the App Store and Google Play.
Price, account and privacy details
- Best for
- Following Alisa Vitti's Cycle Syncing® method
- Price (US, checked 26 Oct 2026)
- $279.99 a year or $28 a month
- Platforms
- iPhone and Android
- Account
- Not stated in the listing
- Ratings
- 4.45 on the App Store from 14,299 US ratings, 1.9 on Google Play from 1.65K reviews
- Last update
- 29 January 2026 (App Store)
Find the right app for you
Does cycle syncing actually work?
The evidence for changing your workouts by phase is weak. A 2020 meta-analysis in Sports Medicine rated it as low quality, and in 2026 a randomized trial in Medicine & Science in Sports & Exercise found that phase-based strength training gave “neither hypertrophy nor strength advantages” over regular training. A 2026 study in The Journal of Physiology also found that advice built on progesterone’s effect on muscle is “not supported by direct mechanistic evidence”. A 2024 meta-analysis did call the early follicular phase “unfavorable for all strength classes”, although the newer trial found no gain from planning training around it.
Phase dates are also less exact than most apps suggest. Only 12.4% of app users in one study had a 28-day cycle, and in a 2020 study the luteal phase shifted by more than three days between cycles in 58.8% of women, so an app that works from period dates alone, Hello Phase included, can be days off.
What holds up is personal. Logging how you feel, sleep and train for a few cycles shows whether you have a pattern worth planning around, which is the “personalised approach” the 2020 meta-analysis recommended.
Which cycle syncing app is best for workouts?
For a ready-made plan, 28 is the strongest choice, though it rates better on iPhone (4.60) than on Android (3.3). Wild.AI is built for athletes, but recent login complaints make it hard to recommend right now, and FitrWoman covers training and recovery for free. Hello Phase has movement tips in Plus and no workout plans, so it suits people who want guidance more than a training program.
Which app tells you what to eat in each phase?
28 is the only app here whose listing pairs phase-based nutrition with calorie tracking, and Hello Phase Plus has a “Best foods for this phase” section in every phase guide. Since the 2026 Journal of Physiology study found no direct evidence behind progesterone-based nutrition advice, treat phase food tips as ideas to try.
Do you need to pay for cycle syncing?
No. FitrWoman is free with no in-app purchases, and Hello Phase, Wild.AI and Stardust have free plans, with the Hello Phase food and movement sections in Plus at $39.99 a year (see pricing). Paid plans here run from $18.99 to $279.99 a year, and since phase-based plans have not been shown to improve results, you are paying for convenience and content. If you start a trial, note the renewal date.
Are cycle syncing apps private?
Privacy varies a lot. On their Apple labels, Wild.AI, Lively, Harmony, Moody Month and Stardust declare some data used to track you, and 28, MyFlo and FitrWoman list health data as linked to you.
Hello Phase has no Apple label because it is not on the App Store, and its Google Play Data safety section says no data is shared with third parties while listing some data types as collected. It needs no account, cycle data stays on your phone, and its privacy policy lists what does leave it.
Apps we left out and why
Phase (phaseforwork.com) was a waitlist on 26 October 2026 and not on the US App Store. Clue and Flo are strong period trackers, but neither store description offers phase-based workout or meal plans. Hormona pairs its app with at-home urine hormone test kits, which fit our best hormone tracker apps guide better, and Musa works more like a game than a workout or meal guide.
How to choose
On Android, start with Hello Phase if you mostly want to understand your phases, or 28, Wild.AI or FitrWoman if you want the most training structure. On iPhone, every other app here is available. Before you pay, check the account, the privacy label and the renewal price after any trial.
Questions people ask
What is the best cycle syncing app in 2026?
On Android, Hello Phase is the best free cycle syncing app, with your phase each day, a guide to every phase, an estimated hormone chart and no account. 28 is the most complete for workouts and meals by phase at $79 a year, and FitrWoman is free with no in-app purchases.
Is there a free cycle syncing app?
Yes. Hello Phase is free on Android for tracking, the estimated hormone chart and the phase intro, with its food and movement guides in Plus. FitrWoman is completely free and covers training, recovery and food by phase.
Is cycle syncing backed by science?
Only weakly. A 2020 meta-analysis rated the evidence as low quality, and a 2026 randomized trial found no strength or muscle advantage from phase-based training, so researchers favor a personalised approach based on how you actually feel.
Do you need a wearable for cycle syncing?
No, but it helps. A 2019 study of more than 600,000 cycles advised tracking basal body temperature as well as cycle length, and 28 and Stardust can read temperature from an Apple Watch or Oura ring, while Hello Phase uses your logged dates only.
Do cycle syncing apps work with irregular cycles?
They can, but expect less precise phases, since only 12.4% of app users in one study had a 28-day cycle. Hello Phase shows a range of likely dates that widens when your cycles vary.
Which cycle syncing app does not need an account?
Hello Phase is the only app on this page we could confirm needs no account, and it keeps cycle data on your phone. 28 and Moody Month require one, Wild.AI reviewers describe logging in, and the other listings do not say.
Try Hello Phase
If you use Android and want a private place to log your phases, moods and symptoms, Hello Phase is free to start. See pricing and the FAQ, or our guides to the best PMDD tracker apps and best hormone tracker apps.
Get it onGoogle PlayReferences
- McNulty KL et al. 2020, Sports Medicine, meta-analysis of exercise performance across the menstrual cycle
- D'Souza AC et al. 2026, Medicine & Science in Sports & Exercise, randomized trial of phase-based resistance training
- D'Souza AC et al. 2026, The Journal of Physiology, progesterone and muscle protein synthesis
- Niering M et al. 2024, Sports, meta-analysis of strength across the cycle
- Soumpasis I et al. 2020, Human Reproduction Open, cycle length in app users (funded by SPD, maker of Clearblue)
- Najmabadi S et al. 2020, Paediatric and Perinatal Epidemiology, variation in cycle and phase length
- Bull JR et al. 2019, npj Digital Medicine, 600,000+ cycles
- Natural Womanhood, 28 cycle-syncing app review, February 2024
- Moody Month FAQ, checked 26 October 2026
- Stardust FAQ, checked 26 October 2026
- App Store and Google Play listings, prices, privacy labels and reviews for every app above, linked in each app card and checked 26 October 2026
- Hormone Tracker - Hello Phase on Google Play, Hello Phase pricing and Hello Phase privacy policy
History of updates
- , first published
This page is general information and is not medical advice. Hello Phase is for tracking and learning about your cycle. It is not a contraceptive and it does not diagnose medical conditions.
