# SteadFast Fasting Timer vs JustFast

The clearest difference is in-app purchases: JustFast at none against SteadFast Fasting Timer's 3. SteadFast Fasting Timer's advantage is update cadence (every 4 days vs fortnightly) and iOS requirement (15.1 vs 18.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. SteadFast Fasting Timer sells 3 in-app purchases, starting at $2.99 per month. JustFast asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for SteadFast Fasting Timer against 5.0 for JustFast. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

SteadFast Fasting Timer ships an update every 4 days, JustFast fortnightly. The most recent releases landed on October 7, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | SteadFast Fasting Timer | JustFast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/steadfast-fasting-timer/id6764114446/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/justfast-timer/id6775042519/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 days** | Fortnightly |
| Monetization | Freemium | **Free** |
| Size | 47 MB | 20 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [The Rislee Tree Company LLC](https://appshunter.io/developer/1895646603) | [Vitalii Vyrodov](https://appshunter.io/developer/1588698342) |

## What reviewers say

### SteadFast Fasting Timer

[App page](https://appshunter.io/ios/app/steadfast-fasting-timer/id6764114446)

This app provides a straightforward tool for tracking intermittent fasting. It offers multiple proven fasting protocols and progress monitoring without gamification or social features. Focuses on building discipline and understanding the science behind fasting.

**Highlights:** Multiple fasting protocols (16:8, 18:6, 20:4, OMAD), Progress tracking and completion stats, Science library on fasting mechanisms, BMI tracking, Clean, clutter-free interface, No gamification or social features

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SteadFast Pro Monthly | $2.99 | per month |
| SteadFast Pro Annual | $19.99 | per year |
| Lifetime Access | $49.99 | one-time |


### JustFast

[App page](https://appshunter.io/ios/app/justfast-timer/id6775042519)

This app offers a straightforward intermittent fasting timer. It focuses on tracking your fast with a clear, calm interface, providing insights into metabolic stages without gamification or pressure. It prioritizes privacy with on-device data storage and no accounts.

**Highlights:** One-tap start and stop, Live timer with accurate timekeeping, Metabolic milestone tracking, Plain-language explanations of milestones, Adjustable start/stop times, Ongoing notification for duration, Simple history of past fasts, 18 languages and dark design

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

**In-app purchases:** none


## Frequently asked questions

### Is SteadFast Fasting Timer free?

SteadFast Fasting Timer is free to download, with in-app purchases available.

### Is JustFast free?

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

### Which has better reviews, SteadFast Fasting Timer or JustFast?

SteadFast Fasting Timer and JustFast are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do SteadFast Fasting Timer or JustFast have ads?

Neither SteadFast Fasting Timer nor JustFast shows ads.

### Which is updated more often, SteadFast Fasting Timer or JustFast?

SteadFast Fasting Timer ships an update every 4 days, and JustFast fortnightly. Most recently, SteadFast Fasting Timer was updated on October 7, 2026 and JustFast on September 28, 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.*