# SyncUp vs Sleep Tracker

The clearest difference is rating: SyncUp at 5.0 against Sleep Tracker's 1.0. SyncUp also leads on monetization model (freemium vs subscription) and update cadence (every 3 weeks vs every 3 months). Sleep Tracker's advantage is iOS requirement (17.0 vs 26.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. SyncUp sells 4 in-app purchases, starting at $3.99 per month and Sleep Tracker sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

SyncUp holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

SyncUp ships an update every 3 weeks, Sleep Tracker every 3 months. The most recent releases landed on October 18, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SyncUp | Sleep Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/syncup-partner-alarm-clock/id6760364103/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/sleep-tracker-diary-and-log/id6787393525/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | **Freemium** | Subscription |
| Size | 17 MB | 2 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Phillip Boscarino](https://appshunter.io/developer/1857188673) | [MD Shahariar Nazim Joy](https://appshunter.io/developer/1893961943) |

## What reviewers say

### SyncUp

[App page](https://appshunter.io/ios/app/syncup-partner-alarm-clock/id6760364103)

This alarm clock helps heavy sleepers wake up on time by syncing with a partner, requiring challenge completion to dismiss, or implementing a paid snooze feature. Track your progress with streaks and stats, and customize sounds and challenges to fit your routine.

**Highlights:** Partner alarm synchronization, Wake-up challenges (math, physical), Optional paid snooze feature, Wake-up streaks and statistics, Customizable alarm sounds and challenges, Real-time wake-up status sharing

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SyncUp Pro Monthly | $3.99 | per month |
| SyncUp Pro Yearly | $24.99 | per year |
| Bypass Alarm | $0.99 | one-time |
| SyncUp Pro Lifetime | $44.99 | one-time |


### Sleep Tracker

[App page](https://appshunter.io/ios/app/sleep-tracker-diary-and-log/id6787393525)

Understand your sleep patterns by logging bedtime, wake time, and quality. This private, offline app reveals trends and factor correlations to help you improve your rest and build better sleep routines.

**Highlights:** Sleep log and diary, Offline functionality, Trend charts, Factor correlations, Bedtime reminders, CSV export

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Yearly | $24.99 | per year |
| Premium Lifetime | $44.99 | one-time |


## Frequently asked questions

### Is SyncUp free?

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

### Is Sleep Tracker free?

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

### Which has better reviews, SyncUp or Sleep Tracker?

SyncUp is rated higher. SyncUp averages 5.0 out of 5 from 2 ratings, while Sleep Tracker averages 1.0 from 1 ratings.

### Do SyncUp or Sleep Tracker have ads?

Neither SyncUp nor Sleep Tracker shows ads.

### Which is updated more often, SyncUp or Sleep Tracker?

SyncUp ships an update every 3 weeks, and Sleep Tracker every 3 months. Most recently, SyncUp was updated on October 18, 2026 and Sleep Tracker on October 25, 2026.

---

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