# Authenticator App 2FA vs Bubble Level

The clearest difference is ads: Bubble Level at none against Authenticator App 2FA's shown. Bubble Level also leads on update cadence (every 2 days vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Authenticator App 2FA ships an update every 2 weeks, Bubble Level every 2 days. The most recent releases landed on September 25, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Authenticator App 2FA | Bubble Level |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 22 MB | 22 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Luriven](https://appshunter.io/developer/6796618489) | [Amit Bahadur](https://appshunter.io/developer/6802777398) |

## What reviewers say

### Authenticator App 2FA

[App page](https://appshunter.io/ios/app/authenticator-app-2fa/id6796618487)

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

**In-app purchases:** none


### Bubble Level

[App page](https://appshunter.io/ios/app/bubble-level-leveler-tool/id6808423490)

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

**In-app purchases:** none


## Frequently asked questions

### Is Authenticator App 2FA free?

Authenticator App 2FA is free to download, with no in-app purchases.

### Is Bubble Level free?

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

### Do Authenticator App 2FA or Bubble Level have ads?

Authenticator App 2FA shows ads; Bubble Level does not.

### Which is updated more often, Authenticator App 2FA or Bubble Level?

Authenticator App 2FA ships an update every 2 weeks, and Bubble Level every 2 days. Most recently, Authenticator App 2FA was updated on September 25, 2026 and Bubble Level on October 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.*