# LockMemo vs UnSmart

The clearest difference is in-app purchases: LockMemo at none against UnSmart's 4. LockMemo also leads on update cadence (daily vs every 4 days). UnSmart's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. UnSmart sells 4 one-off in-app purchases. LockMemo asks for nothing beyond the download.

LockMemo ships an update daily, UnSmart every 4 days. The most recent releases landed on October 12, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | LockMemo | UnSmart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 4 days |
| Size | 40 MB | 11 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Yui Sakamoto](https://appshunter.io/developer/1856050474) | [Pablito Mantel](https://appshunter.io/developer/6771851138) |

## What reviewers say

### LockMemo

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

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

**In-app purchases:** none


### UnSmart

[App page](https://appshunter.io/ios/app/unsmart/id6771851136)

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coffee | $1.99 | one-time |
| Thank you | $3.99 | one-time |
| Premium Widgets | $5.99 | one-time |
| Big thanks | $6.99 | one-time |


## Frequently asked questions

### Is LockMemo free?

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

### Is UnSmart free?

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

### Do LockMemo or UnSmart have ads?

LockMemo shows ads; UnSmart does not.

### Which is updated more often, LockMemo or UnSmart?

LockMemo ships an update daily, and UnSmart every 4 days. Most recently, LockMemo was updated on October 12, 2026 and UnSmart on October 1, 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.*