# CADI 2026 vs Lerni

The clearest difference is update cadence: Lerni at every 3 months against CADI 2026's every 12 months. Lerni also leads on iOS requirement (13.4 vs 15.1). 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.

CADI 2026 ships an update every 12 months, Lerni every 3 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | CADI 2026 | Lerni |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lerni/id6503715953/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 33 MB | 63 MB |
| Requires iOS | 15.1 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Sociedad Argentina de Radiología](https://appshunter.io/developer/1476317721) | [Sirius Beach](https://appshunter.io/developer/1750070360) |

## What reviewers say

### CADI 2026

[App page](https://appshunter.io/ios/app/cadi-2026/id1643832370)

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

**In-app purchases:** none


### Lerni

[App page](https://appshunter.io/ios/app/lerni/id6503715953)

This interactive app makes learning fun with dynamic trivia across various subjects. It personalizes your learning path based on your interests and areas for improvement, allowing you to compete with friends and climb leaderboards. Learn anytime, anywhere with this engaging educational tool.

**Highlights:** Dynamic trivia quizzes, Personalized learning paths, Progress tracking, Friendly competition with friends, Leaderboard rankings, Accessible anytime, anywhere

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CADI 2026 free?

CADI 2026 is free to download, with no in-app purchases.

### Is Lerni free?

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

### Do CADI 2026 or Lerni have ads?

Neither CADI 2026 nor Lerni shows ads.

### Which is updated more often, CADI 2026 or Lerni?

CADI 2026 ships an update every 12 months, and Lerni every 3 months. Most recently, CADI 2026 was updated on November 3, 2026 and Lerni on October 30, 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.*