# EFS Attend vs IDOne Face Sync

The clearest difference is update cadence: IDOne Face Sync at weekly against EFS Attend's every 3 weeks. EFS Attend's advantage is iOS requirement (12.0 vs 15.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EFS Attend ships an update every 3 weeks, IDOne Face Sync weekly. The most recent releases landed on October 3, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | EFS Attend | IDOne Face Sync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 124 MB | 63 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CMC M-TECH](https://appshunter.io/developer/1540407616) | [Drishti Gupta](https://appshunter.io/developer/1811304883) |

## What reviewers say

### EFS Attend

[App page](https://appshunter.io/ios/app/efs-attend/id1586428507)

**Features:** macOS Compatibility

**In-app purchases:** none


### IDOne Face Sync

[App page](https://appshunter.io/ios/app/idone-face-sync/id6792832760)

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

**In-app purchases:** none


## Frequently asked questions

### Is EFS Attend free?

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

### Is IDOne Face Sync free?

IDOne Face Sync is free to download, with no in-app purchases.

### Do EFS Attend or IDOne Face Sync have ads?

Neither EFS Attend nor IDOne Face Sync shows ads.

### Which is updated more often, EFS Attend or IDOne Face Sync?

EFS Attend ships an update every 3 weeks, and IDOne Face Sync weekly. Most recently, EFS Attend was updated on October 3, 2026 and IDOne Face Sync on October 17, 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.*