# Multi Stage Pacer Test vs SleepOn

The clearest difference is update cadence: SleepOn at every 9 days against Multi Stage Pacer Test's every 5 months. SleepOn also leads on review sentiment (21% vs 0%) and ratings volume (181 vs 7). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 2.9 for Multi Stage Pacer Test against 3.0 for SleepOn. That said, the two scores are not equally well evidenced: SleepOn has 181 ratings behind it against 7, so its average is the more settled of the two. Written reviews are what separate them: 0% of Multi Stage Pacer Test's written reviews are positive against 21% of SleepOn's.

Multi Stage Pacer Test ships an update every 5 months, SleepOn every 9 days. The most recent releases landed on August 23, 2026 and July 18, 2026 respectively.

## The numbers

| Metric | Multi Stage Pacer Test | SleepOn |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.9 (7 ratings)](https://appshunter.io/ios/app/multi-stage-pacer-test/id1046218229/reviews) | **[3.0 (181 ratings)](https://appshunter.io/ios/app/sleepon/id1385995937/reviews)** |
| Number of ratings | 7 | **181** |
| Positive reviews | 0.0% of reviews | **21.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 9 days** |
| Monetization | Free | Free |
| Size | 16 MB | 128 MB |
| Requires iOS | 10.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Digital Vanilla](https://appshunter.io/developer/297675647) | [Shenzhen Sleepon Technology Co., Ltd.](https://appshunter.io/developer/1385995936) |

## What reviewers say

### Multi Stage Pacer Test

[App page](https://appshunter.io/ios/app/multi-stage-pacer-test/id1046218229)

This app guides you through a progressive aerobic cardiovascular endurance test to estimate your VO2 max. It features a virtual coach, heart monitor support, and tracks your progress over multiple stages.

**Highlights:** Beep test for aerobic endurance, VO2 max estimation, Bluetooth LE heart monitor support, Virtual coach with speech synthesis, Progress tracking and performance review

**In-app purchases:** none


### SleepOn

[App page](https://appshunter.io/ios/app/sleepon/id1385995937)

This system uses a smart ring and an app to monitor your sleep health. It collects biological data to screen for sleep issues and provides detailed reports. The app helps you track long-term sleep patterns and offers risk warnings for potential health concerns.

**Highlights:** Real-time heart rate and oxygen monitoring, Professional daily sleep reports, Sleep stages and AHI reporting, Sleep activity and debt tracking, Family and friends data sharing, Bluetooth connectivity and firmware updates

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Detailed sleep data
- 👍 Useful sleep tracking features
- 🔒 Secure and reliable
- 💡 Innovative sleep monitoring device

**What reviewers complain about**

- 🐛 Inaccurate sleep stage detection
- 🔋 Battery life issues
- 🔍 Poor customer support
- 🔍 Inconsistent data recording

**Reported bugs**

- App crashes after firmware updates
- Bluetooth connectivity problems
- Data sync failures

**Requested features**

- Multiple alarm options
- Improved data visualization
- Better integration with health apps


## Frequently asked questions

### Is Multi Stage Pacer Test free?

Multi Stage Pacer Test is free to download, with no in-app purchases.

### Is SleepOn free?

SleepOn is free to download, with no in-app purchases.

### Which has better reviews, Multi Stage Pacer Test or SleepOn?

SleepOn is rated higher. Multi Stage Pacer Test averages 2.9 out of 5 from 7 ratings, while SleepOn averages 3.0 from 181 ratings.

### Do Multi Stage Pacer Test or SleepOn have ads?

Neither Multi Stage Pacer Test nor SleepOn shows ads.

### Which is updated more often, Multi Stage Pacer Test or SleepOn?

Multi Stage Pacer Test ships an update every 5 months, and SleepOn every 9 days. Most recently, Multi Stage Pacer Test was updated on August 23, 2026 and SleepOn on July 18, 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.*