# ScalePal vs OpenSleep

The clearest difference is price: OpenSleep at Free against ScalePal's $1.99. OpenSleep also leads on update cadence (every 11 days vs every 2 months). ScalePal's advantage is in-app purchases (none vs 1) and iOS requirement (17.6 vs 26.0). On rating, ratings volume, ads and device support there is nothing between them.

OpenSleep is free to download; ScalePal costs $1.99 up front. OpenSleep sells 1 one-off in-app purchase. ScalePal asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for ScalePal against 5.0 for OpenSleep. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

ScalePal ships an update every 2 months, OpenSleep every 11 days. The most recent releases landed on October 11, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ScalePal | OpenSleep |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/scalepal-weight-tracker/id6752838575/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/opensleep-sleep-tracker-and-ai/id6775201826/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 11 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 4 MB | 73 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Chuma Steve Okoro](https://appshunter.io/developer/1817718660) | [Yuan Qian](https://appshunter.io/developer/1894474763) |

## What reviewers say

### ScalePal

[App page](https://appshunter.io/ios/app/scalepal-weight-tracker/id6752838575)

Easily track your weight progress with a simple, clutter-free interface. Log weigh-ins quickly, view trends, and stay motivated with daily streaks and home screen widgets. Gain insights into factors affecting your weight with optional context and weather checks.

**Highlights:** Quick weight logging with notes, Daily trend charts and goal tracking, Streak tracking for consistency, Home Screen widget support, Trend prediction based on pace, Optional context and weather check-ins, Apple Health sync

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### OpenSleep

[App page](https://appshunter.io/ios/app/opensleep-sleep-tracker-and-ai/id6775201826)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpenSleep Lifetime Premium | $2.99 | one-time |


## Frequently asked questions

### Is ScalePal free?

ScalePal costs $1.99, with no in-app purchases.

### Is OpenSleep free?

OpenSleep is free to download, with in-app purchases available.

### Which has better reviews, ScalePal or OpenSleep?

ScalePal and OpenSleep are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do ScalePal or OpenSleep have ads?

Neither ScalePal nor OpenSleep shows ads.

### Which is updated more often, ScalePal or OpenSleep?

ScalePal ships an update every 2 months, and OpenSleep every 11 days. Most recently, ScalePal was updated on October 11, 2026 and OpenSleep on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*