# TwinKey vs TOTP Authenticator

The clearest difference is rating: TwinKey at 5.0 against TOTP Authenticator's 4.0. TwinKey also leads on device support (4 vs 1) and iOS requirement (15.0 vs 17.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. TwinKey sells 6 one-off in-app purchases and TOTP Authenticator sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

TwinKey holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

## The numbers

| Metric | TwinKey | TOTP Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/twinkey-two-factor-security/id6450484235/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/totp-authenticator-2fa/id6499522748/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 13 MB | 1 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Artem Bolotov](https://appshunter.io/developer/901756576) | [悦 刘](https://appshunter.io/developer/1738026343) |

## What reviewers say

### TwinKey

[App page](https://appshunter.io/ios/app/twinkey-two-factor-security/id6450484235)

This app securely stores and manages your authentication codes for two-factor authentication. It offers easy setup through QR code scanning or manual entry, with options to migrate from other authenticator apps and perform backups. The interface is designed for simplicity and efficiency.

**Highlights:** Secure data storage in Keychain, Easy account setup via QR code or manual entry, Migration from Google Authenticator, Full or partial backup and restore, Simple, efficient user interface

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Support the Developer — Small | $0.99 | one-time |
| Support the Developer — Medium | $0.99 | one-time |
| Support the Developer — Light | $0.99 | one-time |
| Support the Developer | $5.99 | one-time |
| Support the Developer — Large | $9.99 | one-time |
| Support the Developer — Extra | $59.99 | one-time |


### TOTP Authenticator

[App page](https://appshunter.io/ios/app/totp-authenticator-2fa/id6499522748)

This app generates single-use six-digit login codes using the Time-Based One-Time Password (TOTP) algorithm. It supports manual input or QR code scanning for easy setup and offers both light and dark themes. All data is stored locally for enhanced privacy.

**Highlights:** TOTP algorithm for secure codes, Manual input and QR code scanning, Light and dark theme support, Versatile key support for multiple services, Efficient search functionality, Local data storage for privacy

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month vip | $4.99 | per month |
| 3 month vip | $11.99 | per 3 months |
| 1 year vip | $23.99 | per year |


## Frequently asked questions

### Is TwinKey free?

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

### Is TOTP Authenticator free?

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

### Which has better reviews, TwinKey or TOTP Authenticator?

TwinKey is rated higher. TwinKey averages 5.0 out of 5 from 1 ratings, while TOTP Authenticator averages 4.0 from 2 ratings.

### Do TwinKey or TOTP Authenticator have ads?

Neither TwinKey nor TOTP Authenticator shows ads.

---

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