# WaveFast vs Sleep Widget & Tracker

WaveFast and Sleep Widget & Tracker are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. WaveFast sells 1 one-off in-app purchase and Sleep Widget & Tracker sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

WaveFast ships an update every 3 weeks, Sleep Widget & Tracker every 5 weeks. The most recent releases landed on September 14, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | WaveFast | Sleep Widget & Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/sleep-widget-and-tracker-zzz/id6772411346/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 20 MB | 24 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 9+ | 4+ |
| Developer | [瑞华 张](https://appshunter.io/developer/1608130007) | [Huy Nguyen](https://appshunter.io/developer/1702336381) |

## What reviewers say

### WaveFast

[App page](https://appshunter.io/ios/app/wavefast-fasting-tracker/id6764770817)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| WaveFast Pro | $4.99 | one-time |


### Sleep Widget & Tracker

[App page](https://appshunter.io/ios/app/sleep-widget-and-tracker-zzz/id6772411346)

This app offers a straightforward sleep diary using widgets for easy logging. Manually record sleep start and wake times, and adjust entries as needed. It focuses on simple tracking without complex analysis.

**Highlights:** One-tap widget logging, Manual sleep start and wake time recording, Adjustable sleep logs, Nightly history and event timeline, Weekly sleep insights, Optional iCloud and Apple Health sync

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $2.99 | per 7 days |
| Premium Yearly | $9.99 | per year |
| Premium Lifetime | $1.99 | one-time |


## Frequently asked questions

### Is WaveFast free?

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

### Is Sleep Widget & Tracker free?

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

### Do WaveFast or Sleep Widget & Tracker have ads?

Neither WaveFast nor Sleep Widget & Tracker shows ads.

### Which is updated more often, WaveFast or Sleep Widget & Tracker?

WaveFast ships an update every 3 weeks, and Sleep Widget & Tracker every 5 weeks. Most recently, WaveFast was updated on September 14, 2026 and Sleep Widget & Tracker on September 9, 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.*