# MZI Classes vs Flux

The clearest difference is update cadence: Flux at every 5 days against MZI Classes's every 8 months. MZI Classes's advantage is iOS requirement (15.5 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. MZI Classes sells 10 one-off in-app purchases and Flux sells 3 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

MZI Classes ships an update every 8 months, Flux every 5 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | MZI Classes | Flux |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 days** |
| Size | 147 MB | 22 MB |
| Requires iOS | **15.5** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Online Learning](https://appshunter.io/developer/1790866777) | [Rostislav Kaitukov](https://appshunter.io/developer/1724553662) |

## What reviewers say

### MZI Classes

[App page](https://appshunter.io/ios/app/mzi-classes/id6745729111)

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Package - AG | $22.99 | one-time |
| Package - AJ | $24.99 | one-time |
| Package - AP | $29.99 | one-time |
| Package - AV | $34.99 | one-time |
| Package - BB | $39.99 | one-time |
| Package - AY | $39.99 | one-time |
| Package - BE | $44.99 | one-time |
| Package - BH | $49.99 | one-time |
| Package - BG | $49.99 | one-time |
| Package - BF | $49.99 | one-time |


### Flux

[App page](https://appshunter.io/ios/app/flux-ai-homework-solver/id6758519980)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Weekly Plan | $6.99 | per 7 days |
| Unlimited Monthly Plan | $9.99 | per month |
| Unlimited Yearly Plan | $29.99 | per year |


## Frequently asked questions

### Is MZI Classes free?

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

### Is Flux free?

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

### Do MZI Classes or Flux have ads?

Neither MZI Classes nor Flux shows ads.

### Which is updated more often, MZI Classes or Flux?

MZI Classes ships an update every 8 months, and Flux every 5 days. Most recently, MZI Classes was updated on October 28, 2026 and Flux on October 28, 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.*