Comparison

OpenSleep vs TrackScore

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

OpenSleep

This app offers a privacy-focused, offline sleep tracker and AI coach. It analyzes your sleep patterns locally on your device, synchronizes with Apple Health, and provides detailed insights without sending any data to servers.

Highlights
  • Offline sleep tracking
  • Local AI sleep coach
  • Apple Health synchronization
  • Sleep cycle and stage analysis
  • Privacy-first, serverless design
  • Detailed sleep history
Features
Read full description

OpenSleep tracks your sleep stages without a watch or ring, and explains them with an AI sleep coach that runs entirely on your iPhone. TRACK SLEEP WITHOUT A WEARABLE Choose how your phone listens to the night: • Sonar (contactless): leave your iPhone on the nightstand. OpenSleep uses ambient sound levels to pick up sleep cues. Raw audio is never recorded or stored. • Mattress mode: place your iPhone flat on the mattress next to your pillow and let the motion sensor follow your movement. SEE EVERY STAGE OF YOUR NIGHT • Awake, REM, light and deep sleep, shown on a stage ring and a full-night sleep pattern chart • Bedtime, wake-up time and total sleep for every session • History with day, week, month and year views to spot trends AN AI SLEEP COACH THAT STAYS ON YOUR PHONE Ask about your sleep, your routine or why you wake up tired. The coach is a large language model that runs on your device, so your questions and answers are never sent to a server. Download the model once, then chat even with no connection. WORKS WITH APPLE HEALTH OpenSleep writes your sleep sessions and stages to Apple Health and can show sleep already recorded there. PRIVATE BY DESIGN • No account and no sign-up • Sleep analysis happens on your iPhone • Open source: anyone can read the code Available in English, Spanish, Portuguese, German, French and Italian. Sleep tracking is free. The AI Sleep Coach is a one-time purchase with no subscription. OpenSleep is a wellness tool, not a medical device. Talk to a doctor about any sleep or health concerns.

About

TrackScore

Features
Read full description

TrackScore réunit tout ce qu'il te faut pour suivre ta nutrition et ton entraînement, au même endroit. NUTRITION • Journal alimentaire simple et rapide • Scan de codes-barres pour ajouter tes aliments • Recettes de la communauté avec ingrédients et étapes • Planning de repas synchronisé avec ton calendrier • Liste de courses générée depuis tes recettes ENTRAÎNEMENT • Programmes prédéfinis ou 100% personnalisés • Suivi de tes séances et exercices • Records personnels (PR) et progression par exercice • Calories d'activité estimées TABLEAU DE BORD • Tes pas, ta distance et tes calories actives depuis Apple Santé • Vue d'ensemble de ta journée : consommé vs dépensé • Objectifs adaptés à ton profil (objectif, niveau, fréquence) COMMUNAUTÉ • Partage tes repas, recettes et records • Suis tes amis et like leurs progrès • Fil d'actualité pour rester motivé CONFIDENTIALITÉ Tes données t'appartiennent : pas de publicité, pas de revente de données. Tes données corporelles et ton journal restent strictement privés. Les données Apple Santé ne sont jamais partagées ni utilisées à des fins marketing. TrackScore fournit des estimations à titre informatif et ne remplace pas un avis médical. Conditions d'utilisation (CGU) : https://yoyo4tus.github.io/trackscore-site/conditions.html Politique de confidentialité : https://yoyo4tus.github.io/trackscore-site/confidentialite.html

Screenshots

OpenSleep4 screens
TrackScore4 screens

Verdict

The call

The clearest difference is iOS requirement: TrackScore at 15.1 against OpenSleep's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. OpenSleep sells 1 one-off in-app purchase and TrackScore sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 11 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard1 real difference · 9 level
OpenSleep versus TrackScore: the parameters behind the verdict, then further details
ParameterOpenSleepTrackScore
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 11 daysEvery 11 days
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS26.015.1 — better
Further details — not scored
Size73 MB30 MB
Age rating12+12+
DeveloperYuan QianYOHANN REMI TOM CESSON

In-app purchases

1 purchases

OpenSleep

One-time1
  • OpenSleep Lifetime Premium$2.99
3 purchases

TrackScore

Subscriptions3
  • Premium Mensuel$3.991 Month
  • Student$14.991 Year
  • Premium Annuel$29.991 Year

Questions

Is OpenSleep free?
OpenSleep is free to download, with in-app purchases available.
Is TrackScore free?
TrackScore is free to download, with in-app purchases available.
Do OpenSleep or TrackScore have ads?
Neither OpenSleep nor TrackScore shows ads.
Which is updated more often, OpenSleep or TrackScore?
OpenSleep ships an update every 11 days, and TrackScore every 11 days. Most recently, OpenSleep was updated on October 25, 2026 and TrackScore on October 24, 2026.

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