# Ferro AI vs Super Simple Workout Timer

The clearest difference is in-app purchases: Super Simple Workout Timer at none against Ferro AI's 2. Super Simple Workout Timer also leads on update cadence (every 4 days vs monthly) and iOS requirement (15.1 vs 18.6). Ferro AI's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Ferro AI sells 2 in-app purchases, starting at $3.99 per month. Super Simple Workout Timer asks for nothing beyond the download.

Ferro AI ships an update monthly, Super Simple Workout Timer every 4 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Ferro AI | Super Simple Workout Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/super-simple-workout-timer/id6782174866/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | — | Ad-supported |
| Size | 73 MB | 25 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [FRANCESCO SCURA](https://appshunter.io/developer/1881130560) | [William Illingworth1006601161](https://appshunter.io/developer/6782174868) |

## What reviewers say

### Ferro AI

[App page](https://appshunter.io/ios/app/ferro-ai-timer-companion/id6759845484)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ferro Monthly | $3.99 | per month |
| Ferro Annual | $29.99 | per year |


### Super Simple Workout Timer

[App page](https://appshunter.io/ios/app/super-simple-workout-timer/id6782174866)

This interval timer app helps you manage workout routines like Tabata, HIIT, and circuits. It provides audio and haptic cues for work and rest periods, allowing you to focus on your exercise. Customize your own interval sequences for a personalized training experience.

**Highlights:** Built-in presets for Tabata, HIIT, EMOM, AMRAP, Customizable interval creation, Automatic work and rest phase guidance, Distinct audio and haptic cues, Dark and light mode support, Distraction-free design

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ferro AI free?

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

### Is Super Simple Workout Timer free?

Super Simple Workout Timer is free to download, with no in-app purchases.

### Do Ferro AI or Super Simple Workout Timer have ads?

Super Simple Workout Timer shows ads; Ferro AI does not.

### Which is updated more often, Ferro AI or Super Simple Workout Timer?

Ferro AI ships an update monthly, and Super Simple Workout Timer every 4 days. Most recently, Ferro AI was updated on October 25, 2026 and Super Simple Workout Timer on October 31, 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.*