# MemPin vs Innoink

The clearest difference is in-app purchases: Innoink at none against MemPin's 4. MemPin's advantage is iOS requirement (12.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MemPin sells 4 in-app purchases, starting at $0.99 per month. Innoink asks for nothing beyond the download.

MemPin ships an update every 10 days, Innoink every 3 weeks. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | MemPin | Innoink |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Size | 47 MB | 3 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [爱琴 朱](https://appshunter.io/developer/1789479755) | [上海易景信息科技有限公司](https://appshunter.io/developer/1669456210) |

## What reviewers say

### MemPin

[App page](https://appshunter.io/ios/app/mempin/id6742840746)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 100 AI conversations per month | $0.99 | per month |
| 30 AI conversations per month | $0.99 | per month |
| 100 AI Conversations | $0.99 | one-time |
| 80 AI conversations | $0.99 | one-time |


### Innoink

[App page](https://appshunter.io/ios/app/innoink/id6762250099)

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

**In-app purchases:** none


## Frequently asked questions

### Is MemPin free?

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

### Is Innoink free?

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

### Do MemPin or Innoink have ads?

Neither MemPin nor Innoink shows ads.

### Which is updated more often, MemPin or Innoink?

MemPin ships an update every 10 days, and Innoink every 3 weeks. Most recently, MemPin was updated on October 9, 2026 and Innoink on October 11, 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.*