# OTP Auth vs Keybuild

The clearest difference is price: OTP Auth at Free against Keybuild's $3.99. OTP Auth also leads on rating (4.6 vs 4.2) and ratings volume (463 vs 45). Keybuild's advantage is in-app purchases (none vs 1). On review sentiment, update cadence, ads and device support there is nothing between them.

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

OTP Auth holds the better App Store score, 4.6 against 4.2. That said, the two scores are not equally well evidenced: OTP Auth has 463 ratings behind it against 45, so its average is the more settled of the two. Written reviews point the same way: 78% of OTP Auth's written reviews are positive against 73% of Keybuild's.

OTP Auth ships an update every 2 weeks, Keybuild fortnightly. The most recent releases landed on July 22, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | OTP Auth | Keybuild |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.6 (463 ratings)](https://appshunter.io/ios/app/otp-auth/id659877384/reviews)** | [4.2 (45 ratings)](https://appshunter.io/ios/app/keybuild/id1547174534/reviews) |
| Number of ratings | **463** | 45 |
| Positive reviews | **77.9% of reviews** | 72.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 22 MB | 2 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Roland Moers](https://appshunter.io/developer/659877387) | [Jamie Froggatt](https://appshunter.io/developer/933327498) |

## What reviewers say

### OTP Auth

[App page](https://appshunter.io/ios/app/otp-auth/id659877384)

Enhance your account security with two-factor authentication on your iPhone and iPad. This app supports numerous popular services and offers robust encryption for all your data. It works offline and prioritizes user privacy by not collecting or transmitting personal information.

**Highlights:** Two-factor authentication support, Encrypted iCloud Sync, Siri and Apple Watch support, Notification Center widget, Safari extension for password pasting, Face ID/Touch ID security, Encrypted backups and import/export

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OTP Auth Pro | $3.99 | one-time |

**What reviewers like**

- 🚀 Simple and effective
- 🔒 Secure with backup/restore
- 👍 Great Apple Watch support
- 👍 Intuitive and user-friendly
- 👍 Customizable icons and folders

**What reviewers complain about**

- 🐛 Occasional sync and widget issues
- 🐛 Apple Watch app needs improvements
- 🐛 Unreliable backup/restore for some users
- 🐛 Crashes and bugs reported by a few

**Reported bugs**

- Sync issues causing data loss
- Widget not displaying codes correctly
- Crashes on certain iOS versions

**Requested features**

- Larger text/font size options
- Alphabetical sorting of accounts
- Automatic account refresh/update
- Ability to edit account details


### Keybuild

[App page](https://appshunter.io/ios/app/keybuild/id1547174534)

Design and customize your own touchscreen keyboard. Choose layouts, assign custom functions to keys, and organize them into multiple panes for easy switching. Tailor your keyboard for specific tasks or personal preferences.

**Highlights:** Customizable keyboard layouts, Assign custom text/symbols to keys, Support for letters, symbols, and emoji, Multiple keyboard panes, Stack-based layout system, Layout options like Qwerty, Azerty, Colemak, VoiceOver support

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

**In-app purchases:** none


## Frequently asked questions

### Is OTP Auth free?

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

### Is Keybuild free?

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

### Which has better reviews, OTP Auth or Keybuild?

OTP Auth is rated higher. OTP Auth averages 4.6 out of 5 from 463 ratings, while Keybuild averages 4.2 from 45 ratings.

### Do OTP Auth or Keybuild have ads?

Neither OTP Auth nor Keybuild shows ads.

### Which is updated more often, OTP Auth or Keybuild?

OTP Auth ships an update every 2 weeks, and Keybuild fortnightly. Most recently, OTP Auth was updated on July 22, 2026 and Keybuild on September 30, 2026.

---

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