# Back Ext. Counter! vs SuperSlowTrainingTimer

The clearest difference is in-app purchases: Back Ext. Counter! at none against SuperSlowTrainingTimer's 1. Back Ext. Counter! also leads on iOS requirement (16.6 vs 18.0). SuperSlowTrainingTimer's advantage is update cadence (every 3 weeks vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. SuperSlowTrainingTimer sells 1 one-off in-app purchase. Back Ext. Counter! asks for nothing beyond the download.

Back Ext. Counter! ships an update every 4 months, SuperSlowTrainingTimer every 3 weeks. The most recent releases landed on September 10, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | Back Ext. Counter! | SuperSlowTrainingTimer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/superslowtrainingtimer/id1611303827/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 31 MB | 12 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Intersect](https://appshunter.io/developer/641416964) | [KENICHI YAMAMOTO](https://appshunter.io/developer/1335325739) |

## What reviewers say

### Back Ext. Counter!

[App page](https://appshunter.io/ios/app/back-ext-counter/id1365383530)

**In-app purchases:** none


### SuperSlowTrainingTimer

[App page](https://appshunter.io/ios/app/superslowtrainingtimer/id1611303827)

This app guides you through slow training exercises with voice and screen prompts for lifting, holding, and lowering. Create custom training menus with adjustable repetitions, sets, and intervals. Supports background operation and dark mode for convenient use during workouts.

**Highlights:** Voice and screen counting for movements, Customizable training menus, Adjustable reps, sets, and intervals, Background operation support, Dark mode display, Silent mode operation

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ADs | $3.99 | one-time |


## Frequently asked questions

### Is Back Ext. Counter! free?

Back Ext. Counter! is free to download, with no in-app purchases.

### Is SuperSlowTrainingTimer free?

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

### Do Back Ext. Counter! or SuperSlowTrainingTimer have ads?

Both Back Ext. Counter! and SuperSlowTrainingTimer show ads.

### Which is updated more often, Back Ext. Counter! or SuperSlowTrainingTimer?

Back Ext. Counter! ships an update every 4 months, and SuperSlowTrainingTimer every 3 weeks. Most recently, Back Ext. Counter! was updated on September 10, 2026 and SuperSlowTrainingTimer on June 2, 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.*