# FuelStack vs Tone Recall

The clearest difference is in-app purchases: FuelStack at none against Tone Recall's 1. FuelStack also leads on iOS requirement (15.1 vs 17.0). Tone Recall's advantage is update cadence (weekly vs every 10 months). On price, ads and device support there is nothing between them.

Both are free to download. Tone Recall sells 1 one-off in-app purchase. FuelStack asks for nothing beyond the download.

FuelStack ships an update every 10 months, Tone Recall weekly. The most recent releases landed on October 28, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | FuelStack | Tone Recall |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Weekly** |
| Size | 33 MB | 6 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Yoann Abriel](https://appshunter.io/developer/1845368848) | [NIKOLAI S HALAY](https://appshunter.io/developer/1887689556) |

## What reviewers say

### FuelStack

[App page](https://appshunter.io/ios/app/fuelstack/id6753880979)

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

**In-app purchases:** none


### Tone Recall

[App page](https://appshunter.io/ios/app/tone-recall/id6768010699)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chambers + Spiral Practice | $2.99 | one-time |


## Frequently asked questions

### Is FuelStack free?

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

### Is Tone Recall free?

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

### Do FuelStack or Tone Recall have ads?

Neither FuelStack nor Tone Recall shows ads.

### Which is updated more often, FuelStack or Tone Recall?

FuelStack ships an update every 10 months, and Tone Recall weekly. Most recently, FuelStack was updated on October 28, 2026 and Tone Recall on November 5, 2026.

---

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