# Authenticator App ⋆ vs KyPDF

The clearest difference is in-app purchases: Authenticator App ⋆ at none against KyPDF's 2. Authenticator App ⋆ also leads on device support (3 vs 1) and iOS requirement (15.6 vs 18.0). KyPDF's advantage is update cadence (every 4 days vs every 9 days). On price and ads there is nothing between them.

Both are free to download. KyPDF sells 2 in-app purchases, starting at $0.99 per month. Authenticator App ⋆ asks for nothing beyond the download.

Authenticator App ⋆ ships an update every 9 days, KyPDF every 4 days. The most recent releases landed on September 22, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Authenticator App ⋆ | KyPDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (47 ratings)](https://appshunter.io/ios/app/authenticator-app/id1661571926/reviews)** | — |
| Number of ratings | **47** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | Free | — |
| Size | 11 MB | 4 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Silver Elm Systems LLC](https://appshunter.io/developer/689766056) | [Claudio Bertini Batista](https://appshunter.io/developer/6777500813) |

## What reviewers say

### Authenticator App ⋆

[App page](https://appshunter.io/ios/app/authenticator-app/id1661571926)

Enhance your online security by generating and storing 2FA and MFA codes for various services. Securely log in to accounts with time-based one-time passwords and easily copy codes to your clipboard.

**Highlights:** Generate 2FA/MFA codes, Support for popular services, Scan QR codes to add services, Time-based one-time passwords (TOTP), Copy codes to clipboard, End-to-end encryption, FaceID/TouchID unlock

**Features:** Vision Pro support

**In-app purchases:** none


### KyPDF

[App page](https://appshunter.io/ios/app/kypdf/id6777500811)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Month | $0.99 | per month |
| Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is Authenticator App ⋆ free?

Authenticator App ⋆ is free to download, with no in-app purchases.

### Is KyPDF free?

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

### Do Authenticator App ⋆ or KyPDF have ads?

Neither Authenticator App ⋆ nor KyPDF shows ads.

### Which is updated more often, Authenticator App ⋆ or KyPDF?

Authenticator App ⋆ ships an update every 9 days, and KyPDF every 4 days. Most recently, Authenticator App ⋆ was updated on September 22, 2026 and KyPDF on September 23, 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.*