# おくれ鏡 vs FormSync

The clearest difference is in-app purchases: おくれ鏡 at none against FormSync's 1. FormSync's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. FormSync sells 1 one-off in-app purchase. おくれ鏡 asks for nothing beyond the download.

おくれ鏡 ships an update every 8 days, FormSync weekly. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | おくれ鏡 | FormSync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 days | **Weekly** |
| Size | 4 MB | 36 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [takeharu anamizu](https://appshunter.io/developer/1882673349) | [Hiroki Sugiyama](https://appshunter.io/developer/6778858327) |

## What reviewers say

### おくれ鏡

[App page](https://appshunter.io/ios/app/delay-mirror-camera/id6761320821)

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

**In-app purchases:** none


### FormSync

[App page](https://appshunter.io/ios/app/formsync-swing-and-form-compare/id6779924474)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Upgrade | $4.99 | one-time |


## Frequently asked questions

### Is おくれ鏡 free?

おくれ鏡 is free to download, with no in-app purchases.

### Is FormSync free?

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

### Do おくれ鏡 or FormSync have ads?

おくれ鏡 shows ads; FormSync does not.

### Which is updated more often, おくれ鏡 or FormSync?

おくれ鏡 ships an update every 8 days, and FormSync weekly. Most recently, おくれ鏡 was updated on October 6, 2026 and FormSync on October 15, 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.*