# auth. vs DevBox

The clearest difference is price: DevBox at Free against auth.'s $3.99. DevBox also leads on update cadence (every 3 days vs monthly). auth.'s advantage is in-app purchases (none vs 1) and ads (none vs shown). On iOS requirement there is nothing between them.

DevBox is free to download; auth. costs $3.99 up front. DevBox sells 1 one-off in-app purchase. auth. asks for nothing beyond the download.

auth. ships an update monthly, DevBox every 3 days. The most recent releases landed on October 1, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | auth. | DevBox |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.7 (6 ratings)](https://appshunter.io/ios/app/auth-2fa-smart-sync/id1553284993/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 58.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 3 days** |
| Monetization | Paid | — |
| Best chart rank | **#177** | — |
| Size | 38 MB | 13 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad, Mac, Apple Watch, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [ChakMing Wong](https://appshunter.io/developer/1525986104) | [余 张](https://appshunter.io/developer/1544645313) |

## What reviewers say

### auth.

[App page](https://appshunter.io/ios/app/auth-2fa-smart-sync/id1553284993)

**Currently charting:** #177 Top Paid · Developer Tools (US App Store)

This app securely stores and manages your two-factor authentication codes in one place. It simplifies the process by allowing QR code scanning or link-based setup, ensuring your accounts remain protected.

**Highlights:** Unlimited account storage, QR code scanning, Link-based account addition, Offline running, Customizable timeout and auto-lock, Password and safe code storage

**Features:** Apple Watch app

**In-app purchases:** none


### DevBox

[App page](https://appshunter.io/ios/app/devbox-toolbox-for-developer/id6587561153)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $1.99 | one-time |


## Frequently asked questions

### Is auth. free?

auth. costs $3.99, with no in-app purchases.

### Is DevBox free?

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

### Do auth. or DevBox have ads?

DevBox shows ads; auth. does not.

### Which is updated more often, auth. or DevBox?

auth. ships an update monthly, and DevBox every 3 days. Most recently, auth. was updated on October 1, 2026 and DevBox on September 24, 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.*