# Diane AI vs ius.

Diane AI and ius. 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. Diane AI sells 9 in-app purchases, starting at $17.99 per month and ius. sells 2 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly fortnightly. Both last shipped on November 8, 2026.

## The numbers

| Metric | Diane AI | ius. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (22 ratings)](https://appshunter.io/ios/app/diane-ai-flashcards/id6741181173/reviews)** | — |
| Number of ratings | **22** | — |
| Positive reviews | 67.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free with in-app purchases | — |
| Size | 109 MB | 34 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ocean Droz](https://appshunter.io/developer/1793453724) | [Morgan Chervet](https://appshunter.io/developer/1832188657) |

## What reviewers say

### Diane AI

[App page](https://appshunter.io/ios/app/diane-ai-flashcards/id6741181173)

This AI-powered application personalizes your learning experience with customized flashcards and interactive exercises. It uses spaced repetition and active reflection to improve memory and retention, offering real-time progress tracking to help you achieve your learning goals.

**Highlights:** Personalized AI flashcards, Spaced repetition learning, Active reflection mode, Progress tracking and analysis, Daily learning tips

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Diane Pro | $17.99 | per month |
| Diane Pro | $19.99 | per month |
| Diane Pro | $24.99 | per month |
| Diane Pro | $39.99 | per 3 months |
| Diane Pro | $44.99 | per 3 months |
| Annual offer | $79.99 | per year |
| Diane Pro | $99.99 | per 6 months |
| Diane Pro | $99.99 | per 6 months |
| Diane Pro | $99.99 | per 6 months |


### ius.

[App page](https://appshunter.io/ios/app/ius/id6749801146)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mensuel | $8.99 | per month |
| 6 mois (-50%) | $24.99 | per 6 months |


## Frequently asked questions

### Is Diane AI free?

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

### Is ius. free?

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

### Do Diane AI or ius. have ads?

Neither Diane AI nor ius. shows ads.

### Which is updated more often, Diane AI or ius.?

Diane AI ships an update fortnightly, and ius. fortnightly. Most recently, Diane AI was updated on November 8, 2026 and ius. on November 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.*