# WeightsBook vs Sleep Cycle Tracker

The clearest difference is price: Sleep Cycle Tracker at Free against WeightsBook's $4.99. Sleep Cycle Tracker also leads on rating (5.0 vs 3.0) and review sentiment (100% vs 80%). WeightsBook's advantage is in-app purchases (none vs 3). On ratings volume, update cadence and ads there is nothing between them.

Sleep Cycle Tracker is free to download; WeightsBook costs $4.99 up front. Sleep Cycle Tracker sells 3 in-app purchases, starting at $1.99 per month. WeightsBook asks for nothing beyond the download.

Sleep Cycle Tracker holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 80% of WeightsBook's written reviews are positive against 100% of Sleep Cycle Tracker's.

WeightsBook ships an update every 2 weeks, Sleep Cycle Tracker monthly. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | WeightsBook | Sleep Cycle Tracker |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/weightsbook/id1542573286/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sleep-cycle-tracker-harmoni/id6498994045/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Monthly |
| Monetization | Paid | **Freemium** |
| Size | 7 MB | 104 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mike Hurwitz](https://appshunter.io/developer/1542573296) | [Ready Apps LLC (WA)](https://appshunter.io/developer/1703345490) |

## What reviewers say

### WeightsBook

[App page](https://appshunter.io/ios/app/weightsbook/id1542573286)

This app offers a digital alternative to traditional paper weightlifting journals. It tracks advanced training metrics and provides tools for both beginners and experienced lifters, including client management for trainers.

**Highlights:** Digital weightlifting journal, Advanced exercise tracking (RIR, RPE, partial reps), Superset and drop set support, Multiple client diaries, Workout and rest timer, Workout calendar

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

**In-app purchases:** none


### Sleep Cycle Tracker

[App page](https://appshunter.io/ios/app/sleep-cycle-tracker-harmoni/id6498994045)

This app offers a unique blend of curated sounds, compelling stories, and soothing music to alleviate stress, reduce anxiety, and enhance sleep quality. It provides a user-friendly interface with personalized relaxation experiences and unguided relaxation paths.

**Highlights:** Curated sound library, Bedtime stories, Calming music, User-friendly design, Customizable playlists, Unguided relaxation paths

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $9.99 | per year |
| Lifetime subscription | $19.99 | one-time |


## Frequently asked questions

### Is WeightsBook free?

WeightsBook costs $4.99, with no in-app purchases.

### Is Sleep Cycle Tracker free?

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

### Which has better reviews, WeightsBook or Sleep Cycle Tracker?

Sleep Cycle Tracker is rated higher. WeightsBook averages 3.0 out of 5 from 1 ratings, while Sleep Cycle Tracker averages 5.0 from 1 ratings.

### Do WeightsBook or Sleep Cycle Tracker have ads?

Neither WeightsBook nor Sleep Cycle Tracker shows ads.

### Which is updated more often, WeightsBook or Sleep Cycle Tracker?

WeightsBook ships an update every 2 weeks, and Sleep Cycle Tracker monthly. Most recently, WeightsBook was updated on October 7, 2026 and Sleep Cycle Tracker on October 3, 2026.

---

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