# All bac vs Klassty

The clearest difference is update cadence: All bac at every 4 months against Klassty's every 11 months. All bac also leads on iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

All bac ships an update every 4 months, Klassty every 11 months. The most recent releases landed on June 5, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | All bac | Klassty |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/all-bac/id1619625654/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 11 months |
| Monetization | Free | — |
| Size | 14 MB | 173 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SARL RED BEARD SOFT](https://appshunter.io/developer/1479549933) | [Klassty](https://appshunter.io/developer/1822761474) |

## What reviewers say

### All bac

[App page](https://appshunter.io/ios/app/all-bac/id1619625654)

This app helps secondary school students prepare for their baccalaureate exams. It offers quizzes, Q&A, and corrected exercises across various subjects, tracking progress and providing solutions from 2008 to 2022.

**Highlights:** Exam preparation for baccalaureate, Quizzes and Q&A format, Corrected exercises, Learning progress tracking, Over 4000 exercises by theme, Past exam solutions (2008-2022)

**In-app purchases:** none


### Klassty

[App page](https://appshunter.io/ios/app/klassty/id6747756641)

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

**In-app purchases:** none


## Frequently asked questions

### Is All bac free?

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

### Is Klassty free?

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

### Do All bac or Klassty have ads?

Neither All bac nor Klassty shows ads.

### Which is updated more often, All bac or Klassty?

All bac ships an update every 4 months, and Klassty every 11 months. Most recently, All bac was updated on June 5, 2026 and Klassty on September 10, 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.*