# dns.comfort.mobile vs Authenticator 2FA by KeepSolid

The clearest difference is update cadence: Authenticator 2FA by KeepSolid at monthly against dns.comfort.mobile's every 2 months. 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.

dns.comfort.mobile ships an update every 2 months, Authenticator 2FA by KeepSolid monthly. The most recent releases landed on May 18, 2026 and August 18, 2026 respectively.

## The numbers

| Metric | dns.comfort.mobile | Authenticator 2FA by KeepSolid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.9 (11 ratings)](https://appshunter.io/ios/app/authenticator-2fa-by-keepsolid/id1660779042/reviews)** |
| Number of ratings | — | **11** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Ad-supported |
| Size | 14 MB | 45 MB |
| Requires iOS | **13.2** | 14.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Sonic Labs GmbH](https://appshunter.io/developer/1320822035) | [KeepSolid Inc.](https://appshunter.io/developer/674978021) |

## What reviewers say

### dns.comfort.mobile

[App page](https://appshunter.io/ios/app/dnscomfortmobile/id1503162170)

**Features:** macOS Compatibility

**In-app purchases:** none


### Authenticator 2FA by KeepSolid

[App page](https://appshunter.io/ios/app/authenticator-2fa-by-keepsolid/id1660779042)

This app generates time-based one-time passwords to add an extra layer of security for your online accounts. It supports multi-factor authentication for services like Facebook, Google, and Amazon, protecting your data from unauthorized access. The app offers multi-device support and a user-friendly interface.

**Highlights:** Two-factor authentication (TFA/2FA), Time-based one-time passwords (TOTP), Multi-device support, Secure code generation, User-friendly interface, Account aggregation

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is dns.comfort.mobile free?

dns.comfort.mobile is free to download, with no in-app purchases.

### Is Authenticator 2FA by KeepSolid free?

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

### Do dns.comfort.mobile or Authenticator 2FA by KeepSolid have ads?

Neither dns.comfort.mobile nor Authenticator 2FA by KeepSolid shows ads.

### Which is updated more often, dns.comfort.mobile or Authenticator 2FA by KeepSolid?

dns.comfort.mobile ships an update every 2 months, and Authenticator 2FA by KeepSolid monthly. Most recently, dns.comfort.mobile was updated on May 18, 2026 and Authenticator 2FA by KeepSolid on August 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*