# Passwordless4U vs nanoVision Face Recognition

The clearest difference is update cadence: nanoVision Face Recognition at every 4 months against Passwordless4U's every 9 months. Passwordless4U's advantage is iOS requirement (12.0 vs 15.0). 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.

Passwordless4U ships an update every 9 months, nanoVision Face Recognition every 4 months. The most recent releases landed on October 25, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Passwordless4U | nanoVision Face Recognition |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 4 months** |
| Size | 20 MB | 140 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [vikram sareen](https://appshunter.io/developer/554668749) | [Nanostuffs](https://appshunter.io/developer/435673328) |

## What reviewers say

### Passwordless4U

[App page](https://appshunter.io/ios/app/passwordless4u/id1587344101)

**Features:** macOS Compatibility

**In-app purchases:** none


### nanoVision Face Recognition

[App page](https://appshunter.io/ios/app/nanovision-face-recognition/id6502285726)

**In-app purchases:** none


## Frequently asked questions

### Is Passwordless4U free?

Passwordless4U is free to download, with no in-app purchases.

### Is nanoVision Face Recognition free?

nanoVision Face Recognition is free to download, with no in-app purchases.

### Do Passwordless4U or nanoVision Face Recognition have ads?

Neither Passwordless4U nor nanoVision Face Recognition shows ads.

### Which is updated more often, Passwordless4U or nanoVision Face Recognition?

Passwordless4U ships an update every 9 months, and nanoVision Face Recognition every 4 months. Most recently, Passwordless4U was updated on October 25, 2026 and nanoVision Face Recognition on October 22, 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.*