# MemoryForge vs Kakushi

The clearest difference is iOS requirement: MemoryForge at 18.2 against Kakushi's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. MemoryForge sells 4 in-app purchases, starting at $2.99 per month and Kakushi sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

MemoryForge ships an update fortnightly, Kakushi every 3 weeks. The most recent releases landed on September 14, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | MemoryForge | Kakushi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 26 MB | 11 MB |
| Requires iOS | **18.2** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chen Chun Chang](https://appshunter.io/developer/1876567892) | [atsuko imai](https://appshunter.io/developer/1830783417) |

## What reviewers say

### MemoryForge

[App page](https://appshunter.io/ios/app/memoryforge-flashcard-and-study/id6759056121)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MemoryForge Premium | $2.99 | per month |
| Premium Annual | $29.99 | per year |
| ai pack 50 | $2.99 | one-time |
| remove ad | $9.99 | one-time |


### Kakushi

[App page](https://appshunter.io/ios/app/kakushi/id6781671255)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kakushi Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is MemoryForge free?

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

### Is Kakushi free?

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

### Do MemoryForge or Kakushi have ads?

Both MemoryForge and Kakushi show ads.

### Which is updated more often, MemoryForge or Kakushi?

MemoryForge ships an update fortnightly, and Kakushi every 3 weeks. Most recently, MemoryForge was updated on September 14, 2026 and Kakushi on September 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*