# TABATA Timer Interval Timer vs Ferro AI

The clearest difference is ads: Ferro AI at none against TABATA Timer Interval Timer's shown. TABATA Timer Interval Timer's advantage is iOS requirement (16.6 vs 18.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. TABATA Timer Interval Timer sells 1 in-app purchase, starting at $0.99 per 7 days and Ferro AI sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | TABATA Timer Interval Timer | Ferro AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Every 3 months |
| Size | 5 MB | 44 MB |
| Requires iOS | **16.6** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Appwallet Technologies Private Limited](https://appshunter.io/developer/1581780855) | [FRANCESCO SCURA](https://appshunter.io/developer/1881130560) |

## What reviewers say

### TABATA Timer Interval Timer

[App page](https://appshunter.io/ios/app/tabata-timer-interval-timer/id6739485413)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscribe | $0.99 | per 7 days |


### 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 |


## Frequently asked questions

### Is TABATA Timer Interval Timer free?

TABATA Timer Interval Timer is free to download, with in-app purchases available.

### Is Ferro AI free?

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

### Do TABATA Timer Interval Timer or Ferro AI have ads?

TABATA Timer Interval Timer shows ads; Ferro AI does not.

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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.*