# Rethoria vs kram

The clearest difference is iOS requirement: Rethoria at 14.0 against kram's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Rethoria sells 6 in-app purchases, starting at $7.99 per month and kram sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Rethoria | kram |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 30 MB | 99 MB |
| Requires iOS | **14.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mohamed Myassar](https://appshunter.io/developer/1896524095) | [Taekyung Kil](https://appshunter.io/developer/1896770610) |

## What reviewers say

### Rethoria

[App page](https://appshunter.io/ios/app/rethoria-ai-study-app/id6767951208)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Monthly | $7.99 | per month |
| Pro Monthly | $14.99 | per month |
| Ultimate Monthly | $29.99 | per month |
| Starter Yearly | $79.99 | per year |
| Pro Yearly | $149.99 | per year |
| Ultimate Yearly | $299.99 | per year |


### kram

[App page](https://appshunter.io/ios/app/kram-ai-study-review-notes/id6771082353)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kram Premium Monthly | $7.99 | per month |
| Kram Premium Yearly | $59.99 | per year |


## Frequently asked questions

### Is Rethoria free?

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

### Is kram free?

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

### Do Rethoria or kram have ads?

Neither Rethoria nor kram shows ads.

### Which is updated more often, Rethoria or kram?

Rethoria ships an update weekly, and kram weekly. Most recently, Rethoria was updated on October 15, 2026 and kram on October 24, 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.*