# Sleep Efficiency Tracker vs Fastime Fasting Tracker

The clearest difference is update cadence: Sleep Efficiency Tracker at daily against Fastime Fasting Tracker's every 9 days. Sleep Efficiency Tracker also leads on device support (3 vs 1) and iOS requirement (13.4 vs 18.0). Fastime Fasting Tracker's advantage is ratings volume (11 vs 1). 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 — 5.0 for Sleep Efficiency Tracker against 5.0 for Fastime Fasting Tracker. That said, the two scores are not equally well evidenced: Fastime Fasting Tracker has 11 ratings behind it against 1, so its average is the more settled of the two.

Sleep Efficiency Tracker ships an update daily, Fastime Fasting Tracker every 9 days. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sleep Efficiency Tracker | Fastime Fasting Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/sleep-efficiency-tracker/id6736605891/reviews) | [5.0 (11 ratings)](https://appshunter.io/ios/app/fastime-fasting-tracker/id6738931240/reviews) |
| Number of ratings | 1 | **11** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 9 days |
| Monetization | Free | Free |
| Size | 19 MB | 4 MB |
| Requires iOS | **13.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Sebastian Smith](https://appshunter.io/developer/1674883761) | [Costa Stathis](https://appshunter.io/developer/1782970486) |

## What reviewers say

### Sleep Efficiency Tracker

[App page](https://appshunter.io/ios/app/sleep-efficiency-tracker/id6736605891)

Improve sleep quality and combat insomnia using CBT-I principles. This tool helps track and optimize sleep patterns by calculating a sleep efficiency score for better rest.

**Highlights:** Track sleep patterns, Calculate sleep efficiency score, Combat insomnia, Based on CBT-I principles, Improve sleep quality, Gain insights for better rest

**Features:** macOS Compatibility

**In-app purchases:** none


### Fastime Fasting Tracker

[App page](https://appshunter.io/ios/app/fastime-fasting-tracker/id6738931240)

This free intermittent fasting tracker helps you achieve health goals with intuitive tools, reminders, and progress insights. It offers custom fasting goals and HealthKit integration for weight tracking, all without requiring signups or displaying ads.

**Highlights:** Completely Free & Ad-Free, No Signups Needed, Custom Fasting Goals, Health Trends & Insights, Reminders & Encouragement, HealthKit Integration

**In-app purchases:** none


## Frequently asked questions

### Is Sleep Efficiency Tracker free?

Sleep Efficiency Tracker is free to download, with no in-app purchases.

### Is Fastime Fasting Tracker free?

Fastime Fasting Tracker is free to download, with no in-app purchases.

### Which has better reviews, Sleep Efficiency Tracker or Fastime Fasting Tracker?

Sleep Efficiency Tracker and Fastime Fasting Tracker are both rated 5.0 out of 5 on the App Store, from 1 and 11 ratings respectively.

### Do Sleep Efficiency Tracker or Fastime Fasting Tracker have ads?

Neither Sleep Efficiency Tracker nor Fastime Fasting Tracker shows ads.

### Which is updated more often, Sleep Efficiency Tracker or Fastime Fasting Tracker?

Sleep Efficiency Tracker ships an update daily, and Fastime Fasting Tracker every 9 days. Most recently, Sleep Efficiency Tracker was updated on October 23, 2026 and Fastime Fasting Tracker on October 24, 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.*