# Sofia vs Maths Flash Bac

Sofia and Maths Flash Bac are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Sofia sells 2 in-app purchases, starting at $8.99 per month and Maths Flash Bac sells 1 in-app purchase, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Sofia ships an update every 10 days, Maths Flash Bac every 6 days. The most recent releases landed on October 18, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Sofia | Maths Flash Bac |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 6 days** |
| Size | 49 MB | 43 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mathieu Askamp](https://appshunter.io/developer/1820236458) | [Hatem Maati](https://appshunter.io/developer/1182835931) |

## What reviewers say

### Sofia

[App page](https://appshunter.io/ios/app/sofia-reussis-ton-bac/id6759519519)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mensuel | $8.99 | per month |
| Annuel | $69.99 | per year |


### Maths Flash Bac

[App page](https://appshunter.io/ios/app/maths-flash-bac/id6759801040)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Abonnement mensuel Maths Flash Bac | $1.99 | per month |


## Frequently asked questions

### Is Sofia free?

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

### Is Maths Flash Bac free?

Maths Flash Bac is free to download, with in-app purchases available.

### Do Sofia or Maths Flash Bac have ads?

Neither Sofia nor Maths Flash Bac shows ads.

### Which is updated more often, Sofia or Maths Flash Bac?

Sofia ships an update every 10 days, and Maths Flash Bac every 6 days. Most recently, Sofia was updated on October 18, 2026 and Maths Flash Bac on October 5, 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.*