# IDfier vs See through Memo

The clearest difference is in-app purchases: See through Memo at none against IDfier's 6. See through Memo also leads on update cadence (fortnightly vs monthly). IDfier's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. IDfier sells 6 in-app purchases, starting at $2.99 per month. See through Memo asks for nothing beyond the download.

IDfier ships an update monthly, See through Memo fortnightly. The most recent releases landed on October 25, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | IDfier | See through Memo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Fortnightly** |
| Size | 210 MB | 35 MB |
| Requires iOS | **15.1** | 15.8.3 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SoLiDware AB](https://appshunter.io/developer/1686979757) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### IDfier

[App page](https://appshunter.io/ios/app/idfier/id6448929870)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IDfier Basic | $2.99 | per month |
| IDfier Pro | $9.99 | per month |
| Individual | $24.99 | per year |
| IDfier Pro | $84.99 | per year |
| One Time Verification | $1.49 | one-time |
| One+One Verification | $2.49 | one-time |


### See through Memo

[App page](https://appshunter.io/ios/app/see-through-memo/id6737427380)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IDfier free?

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

### Is See through Memo free?

See through Memo is free to download, with no in-app purchases.

### Do IDfier or See through Memo have ads?

See through Memo shows ads; IDfier does not.

### Which is updated more often, IDfier or See through Memo?

IDfier ships an update monthly, and See through Memo fortnightly. Most recently, IDfier was updated on October 25, 2026 and See through Memo on November 4, 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.*