# Steadfast vs The Fast

The clearest difference is in-app purchases: The Fast at none against Steadfast's 2. The Fast also leads on update cadence (daily vs weekly) and iOS requirement (16.4 vs 26.2). Steadfast's advantage is device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Steadfast sells 2 in-app purchases, starting at $3.99 per month. The Fast asks for nothing beyond the download.

Steadfast ships an update weekly, The Fast daily. The most recent releases landed on October 5, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Steadfast | The Fast |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (6 ratings)](https://appshunter.io/ios/app/steadfast-fasting-tracker/id6761577451/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Daily** |
| Monetization | Freemium | — |
| Size | 4 MB | 31 MB |
| Requires iOS | 26.2 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CognitiveCore Technologies, LLC](https://appshunter.io/developer/1890309148) | [Prime Adventure LLC](https://appshunter.io/developer/6803535656) |

## What reviewers say

### Steadfast

[App page](https://appshunter.io/ios/app/steadfast-fasting-tracker/id6761577451)

This app helps you track your fasting windows and hydration with a simple, ad-free interface. It offers customizable schedules, water logging, and insights into your body's fasting zones. Premium features provide advanced analytics and customization options.

**Highlights:** One-tap fasting timer, Water tracking with goals, Fasting zone insights, Streak tracking, Hydration reminders, Home screen widgets, Apple Watch app, HealthKit integration

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |
| Premium Yearly | $24.99 | per year |


### The Fast

[App page](https://appshunter.io/ios/app/the-fast-fasting-timer/id6813492448)

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

**In-app purchases:** none


## Frequently asked questions

### Is Steadfast free?

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

### Is The Fast free?

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

### Do Steadfast or The Fast have ads?

Neither Steadfast nor The Fast shows ads.

### Which is updated more often, Steadfast or The Fast?

Steadfast ships an update weekly, and The Fast daily. Most recently, Steadfast was updated on October 5, 2026 and The Fast on October 11, 2026.

---

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