Aares Pilates vs CalmTide
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Aares Pilates
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Features: -Purchase Class Packs and Memberships Easily browse and purchase our class packs or membership options -View our schedule Filter classes by type to find the perfect fit for your routine. -Manage your reservations Book your class reservations with ease. Keep track of your upcoming classes and manage your schedule to stay organized and committed to your fitness goals.
CalmTide
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Lower your baseline cortisol. CalmTide reads the Apple Health data you already have โ sleep, HRV, workouts, resting heart rate, mindful minutes โ and turns it into one clear picture of your stress biology: an HPA Balance Score today, and an estimated baseline-cortisol trend over 8 weeks. Not another meditation timer. A measurement layer for calm. Everything runs on your device. No account, no cloud, no analytics. Your health data never leaves your phone. SEE TODAY CLEARLY โข HPA Balance Score (0โ100) from a named, citation-backed model โ tap any number to see the research behind it โข One smart recommendation, chosen for today โ not a generic list โข A daily protocol checklist: breathwork, Zone 2, sleep, morning light โข Recovery signals at a glance: HRV, resting heart rate, sleep, respiratory rate โข Where your HRV and resting heart rate sit against typical ranges for your age and sex (Pro) FIND YOUR PATTERNS โข Morning-after insights: what caffeine, alcohol, late meals and hard workouts did to your HRV, sleep and readiness โ read the next morning, when the biology actually lands โข What your check-ins reveal (Pro): whether how you feel actually tracks your sleep, HRV and training, compared across your own days โข Your strongest cortisol link, from your own data โ suggestive, not causal, and always explained โข Personal records: longest streak, best HPA week, calmest morning UNDERSTAND YOUR WEEK โข A weekly retrospective that ranks exactly what moved your score โ sleep, morning light, HRV, mindfulness, training load โ in points, this week versus last โข Every workout with heart-rate data scored for its cortisol effect: reducing, neutral, or spiking. Sessions without it still count toward your weekly dose โ they are never guessed at โข Training load as plain figures: acute-to-chronic ratio, monotony and strain (Pro) ACT ON IT โข Practice hub: cyclic sighing (Balban 2023) and resonance breathing (Steffen 2020), in 2, 5 or 10-minute doses, suggested by situation โ evening wind-down, post-workout, elevated load โข Completed sessions save to Apple Health as Mindful Minutes โข Morning-light coaching to anchor your body clock โ the clock that times your morning cortisol rise โข Smart, quiet notifications that arrive when they help โ never to interrupt WATCH YOUR BASELINE FALL โข An 8-week estimated baseline-cortisol trend with your life events pinned to it โ illness, travel, deadlines โ so shifts make sense โข A 7-day cortisol forecast from your training and sleep (Pro) โข Check in from your wrist with the Apple Watch app PRIVATE BY DESIGN โข On-device analysis, including the optional Calm Coach explainer โข Export or restore your data any time โ it's yours โข App Privacy label: Data Not Collected CalmTide is free to use daily. CalmTide Pro (full 8-week trend, extended 60- and 90-day history, the cortisol forecast, score & forecast widgets, scores on Apple Watch, advanced training-load analytics and Calm Coach) is available as a monthly or annual subscription, or a one-time lifetime purchase. New subscribers get a 1-month free trial. Subscriptions auto-renew until cancelled; the price and any trial are shown before you confirm. CalmTide is a wellness tool. It estimates โ it does not measure cortisol, and it does not diagnose or treat any medical condition.
Screenshots
Verdict
The clearest difference is in-app purchases: Aares Pilates at none against CalmTide's 3. Aares Pilates also leads on iOS requirement (16.0 vs 18.6). CalmTide's advantage is device support (3 vs 1). On price, update cadence and ads there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. CalmTide sells 3 in-app purchases, starting at $4.99 per month. Aares Pilates asks for nothing beyond the download.
Aares Pilates ships an update weekly, CalmTide every 10 days. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.
| Parameter | Aares Pilates | CalmTide |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly โ better | Every 10 days |
| Ads | No | No |
| In-app purchases | No โ better | Yes |
| Devices | iPhone | iPhone, iPad, Apple Watch โ better |
| Requires iOS | 16.0 โ better | 18.6 |
| Further details โ not scored | ||
| Size | 37 MB | 9 MB |
| Age rating | 4+ | 12+ |
| Developer | AARES PILATES & STRENGTH CLUB | Michael Smith |
In-app purchases
Aares Pilates
No in-app purchases
CalmTide
- Monthly$4.991 Month
- Annual1 Month trial$29.991 Year
- Lifetime$59.99
Questions
Is Aares Pilates free?
Is CalmTide free?
Do Aares Pilates or CalmTide have ads?
Which is updated more often, Aares Pilates or CalmTide?
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