# FlashExo vs Lecsium

The clearest difference is update cadence: Lecsium at every 8 days against FlashExo's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. FlashExo sells 3 in-app purchases, starting at $1.99 per 7 days and Lecsium sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

FlashExo ships an update monthly, Lecsium every 8 days. The most recent releases landed on September 29, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | FlashExo | Lecsium |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 8 days** |
| Size | 47 MB | 61 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [12I GROUP](https://appshunter.io/developer/1865930741) | [Nathan Grondin](https://appshunter.io/developer/6798629323) |

## What reviewers say

### FlashExo

[App page](https://appshunter.io/ios/app/flashexo/id6758670649)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FlashExo Hebdomadaire | $1.99 | per 7 days |
| FlashExo Mensuel | $5.99 | per month |
| FlashExo annuel | $59.99 | per year |


### Lecsium

[App page](https://appshunter.io/ios/app/lecsium-learn-languages/id6798629321)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reader | $3.99 | per month |
| Author | $5.99 | per month |
| Ultra | $12.99 | per month |


## Frequently asked questions

### Is FlashExo free?

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

### Is Lecsium free?

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

### Do FlashExo or Lecsium have ads?

Neither FlashExo nor Lecsium shows ads.

### Which is updated more often, FlashExo or Lecsium?

FlashExo ships an update monthly, and Lecsium every 8 days. Most recently, FlashExo was updated on September 29, 2026 and Lecsium on October 8, 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.*