# LockMemo vs M.I.M.

The clearest difference is in-app purchases: LockMemo at none against M.I.M.'s 2. LockMemo also leads on update cadence (daily vs every 5 days). M.I.M.'s advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. M.I.M. sells 2 in-app purchases, starting at $2.99 per month. LockMemo asks for nothing beyond the download.

LockMemo ships an update daily, M.I.M. every 5 days. The most recent releases landed on October 12, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | LockMemo | M.I.M. |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 5 days |
| Size | 40 MB | 23 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Yui Sakamoto](https://appshunter.io/developer/1856050474) | [Gianpaolo Campoli](https://appshunter.io/developer/6783730126) |

## What reviewers say

### LockMemo

[App page](https://appshunter.io/ios/app/lockmemo-simple/id6770174469)

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

**In-app purchases:** none


### M.I.M.

[App page](https://appshunter.io/ios/app/mim/id6783833722)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MIM monthly | $2.99 | per month |
| Lifetime Unlock | $22.99 | one-time |


## Frequently asked questions

### Is LockMemo free?

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

### Is M.I.M. free?

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

### Do LockMemo or M.I.M. have ads?

LockMemo shows ads; M.I.M. does not.

### Which is updated more often, LockMemo or M.I.M.?

LockMemo ships an update daily, and M.I.M. every 5 days. Most recently, LockMemo was updated on October 12, 2026 and M.I.M. on September 25, 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.*