Comparison

sleep² sleeptracker & analysis vs OnPace Running

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

Head to head
About

sleep² sleeptracker & analysis

This app acts as a personal guide to better sleep, combining innovative sleep training with precise sleep tracking and analysis. It offers an EU-approved medical device program for acute sleep disorders like insomnia, providing personalized recommendations and sleep training based on your data.

Highlights
  • Sleep tracking and analysis
  • Sleep training programs
  • Personalized recommendations
  • Interactive chatbot
  • Data import (Polar sensor, Apple Health)
  • Manual sleep diary entry
Read full description

Discover Sleep Anew: sleep² - Your Sleep Tracker sleep² is your personal guide to better sleep. It combines innovative sleep training with a precise sleep tracker. Sleep trackers provide valuable insights into your sleep. The sleep² Intensive Program is an EU-approved medical device, specifically designed for people with acute sleep disorders like insomnia. Our scientifically based method has already helped thousands improve their sleep quality through systematic and gradual sleep tracking and training. sleep² Pro: Based on sleep analysis, the program adapts to individual sleep data, delivering precise recommendations from your sleep tracker. Sleep Tracker: Analyze sleep using a Polar sensor or import data via Apple Health. Manually enter sleep data into the sleep diary if no tracker is used. Based on the sleep data, you get: Detailed recommendations based on sleep analysis Sleep training for better sleep An interactive chat-bot to help you sleep better Sleep analyses always available—no waiting like in sleep labs Precise sleep analysis through innovative algorithms for sleep improvement Free download & basic functions Full features of sleep² (precise sleep analysis, personalized programs) with subscription purchase Download sleep² - Our sleep tracker and precise sleep analysis help improve sleep! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

OnPace Running

Features
Read full description

Run by effort, not guesswork. OnPace is a heart-rate-first running app built to keep the signal that matters most in view. Connect a compatible Bluetooth heart-rate sensor, choose an outdoor or indoor run, and see your current heart rate, training zone, time in zone, duration, distance, and pace in a focused live screen. FEATURES • Live heart rate from devices that broadcast the standard Bluetooth Heart Rate service • Five configurable heart-rate zones based on your maximum heart rate • Clear zone guidance and time-in-zone tracking during every run • Outdoor GPS distance, pace, and route recording • Indoor run mode without GPS • Live Activity support for the Lock Screen and Dynamic Island • Run summaries, local history, and training statistics • Optional export of completed workouts, heart-rate samples, distance, and routes to Apple Health • Runs can continue if the heart-rate signal is interrupted PRIVATE BY DESIGN OnPace has no account, advertising, analytics, or tracking. Run history and preferences stay on your device. Data is shared only when you choose Apple Health export or use the system Share sheet. OnPace is not a medical device. Heart-rate zones are estimates and can be adjusted in Settings.

Screenshots

sleep² sleeptracker & analysis4 screens
OnPace Running3 screens

Verdict

The call

The clearest difference is in-app purchases: OnPace Running at none against sleep² sleeptracker & analysis's 4. sleep² sleeptracker & analysis's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.0). On price, update cadence and ads 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. sleep² sleeptracker & analysis sells 4 in-app purchases, starting at $9.99 per month. OnPace Running asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 7 level
sleep² sleeptracker & analysis versus OnPace Running: the parameters behind the verdict, then further details
Parametersleep² sleeptracker & analysisOnPace Running
PriceFreeFree
Rating3.6 (37 ratings) — better—
Positive reviews61.7% of reviews—
Number of ratings37 — better—
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size110 MB3 MB
Age rating4+4+
DeveloperNukkuaapaul zogmann

In-app purchases

4 purchases

sleep² sleeptracker & analysis

Subscriptions2
  • sleep² PRO$9.991 Month
  • sleep² PRO$79.991 Year
One-time2
  • sleep² intensive program$39.99
  • sleep² intensive program$99.99
None

OnPace Running

No in-app purchases

Questions

Is sleep² sleeptracker & analysis free?
sleep² sleeptracker & analysis is free to download, with in-app purchases available.
Is OnPace Running free?
OnPace Running is free to download, with no in-app purchases.
Do sleep² sleeptracker & analysis or OnPace Running have ads?
Neither sleep² sleeptracker & analysis nor OnPace Running shows ads.
Which is updated more often, sleep² sleeptracker & analysis or OnPace Running?
sleep² sleeptracker & analysis ships an update every 2 weeks, and OnPace Running every 2 weeks. Most recently, sleep² sleeptracker & analysis was updated on October 13, 2026 and OnPace Running on October 7, 2026.

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