# TOTP Authenticator vs ComBridge

The clearest difference is in-app purchases: ComBridge at none against TOTP Authenticator's 4. ComBridge also leads on update cadence (every 4 days vs every 3 weeks). TOTP Authenticator's advantage is device support (5 vs 2) and iOS requirement (15.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. TOTP Authenticator sells 4 in-app purchases, starting at $5.99 per 7 days. ComBridge asks for nothing beyond the download.

TOTP Authenticator ships an update every 3 weeks, ComBridge every 4 days. The most recent releases landed on November 14, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | TOTP Authenticator | ComBridge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (189 ratings)](https://appshunter.io/ios/app/totp-authenticator/id1625641322/reviews)** | — |
| Number of ratings | **189** | — |
| Positive reviews | 64.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 2 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sparrow Code LTD](https://appshunter.io/developer/1617623165) | [Peter Molnar](https://appshunter.io/developer/1875559026) |

## What reviewers say

### TOTP Authenticator

[App page](https://appshunter.io/ios/app/totp-authenticator/id1625641322)

Generate 6-digit time-based one-time passwords (TOTP) for two-factor authentication. Easily set up 2FA by scanning QR codes or entering secret keys. Includes tutorials for over 100 websites.

**Highlights:** Generates 6-digit TOTP codes, Supports two-factor authentication (2FA), QR code scanning for setup, Manual secret key entry, Over 100 setup tutorials, Privacy-focused

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TOTP PRO for a Week | $5.99 | per 7 days |
| TOTP PRO for a Month | $9.99 | per month |
| TOTP PRO for a Year | $59.99 | per year |
| TOTP PRO Forever | $79.99 | one-time |


### ComBridge

[App page](https://appshunter.io/ios/app/combridge/id6799265375)

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

**In-app purchases:** none


## Frequently asked questions

### Is TOTP Authenticator free?

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

### Is ComBridge free?

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

### Do TOTP Authenticator or ComBridge have ads?

Neither TOTP Authenticator nor ComBridge shows ads.

### Which is updated more often, TOTP Authenticator or ComBridge?

TOTP Authenticator ships an update every 3 weeks, and ComBridge every 4 days. Most recently, TOTP Authenticator was updated on November 14, 2026 and ComBridge on November 13, 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.*