# auth. vs RobotDomainSearch

The clearest difference is price: RobotDomainSearch at Free against auth.'s $3.99. RobotDomainSearch also leads on review sentiment (100% vs 58%) and rating (5.0 vs 4.7). auth.'s advantage is chart position (#180 vs unranked) and device support (5 vs 2). On ratings volume, update cadence, ads and in-app purchases there is nothing between them.

RobotDomainSearch is free to download; auth. costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

RobotDomainSearch holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 6 and 7 respectively. Written reviews point the same way: 58% of auth.'s written reviews are positive against 100% of RobotDomainSearch's.

auth. ships an update monthly, RobotDomainSearch every 3 weeks. The most recent releases landed on October 1, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | auth. | RobotDomainSearch |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.7 (6 ratings)](https://appshunter.io/ios/app/auth-2fa-smart-sync/id1553284993/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/robotdomainsearch/id6448768742/reviews)** |
| Number of ratings | 6 | **7** |
| Positive reviews | 58.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Best chart rank | **#180** | — |
| Size | 38 MB | 7 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad, Mac, Apple Watch, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ChakMing Wong](https://appshunter.io/developer/1525986104) | [Eric Kuhn](https://appshunter.io/developer/1686292395) |

## What reviewers say

### auth.

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

**Currently charting:** #180 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


### RobotDomainSearch

[App page](https://appshunter.io/ios/app/robotdomainsearch/id6448768742)

This app helps AI agents discover and search for domain names. It provides a streamlined way to find available web addresses for your projects. Designed for efficiency and ease of use.

**Highlights:** Domain name search, AI agent focused, Streamlined discovery, Easy to use

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

**In-app purchases:** none


## Frequently asked questions

### Is auth. free?

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

### Is RobotDomainSearch free?

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

### Which has better reviews, auth. or RobotDomainSearch?

RobotDomainSearch is rated higher. auth. averages 4.7 out of 5 from 6 ratings, while RobotDomainSearch averages 5.0 from 7 ratings.

### Do auth. or RobotDomainSearch have ads?

Neither auth. nor RobotDomainSearch shows ads.

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

auth. ships an update monthly, and RobotDomainSearch every 3 weeks. Most recently, auth. was updated on October 1, 2026 and RobotDomainSearch on September 30, 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.*