# Drag PDF vs Chronos Authenticator

The clearest difference is update cadence: Chronos Authenticator at every 6 days against Drag PDF's monthly. Drag PDF's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Drag PDF ships an update monthly, Chronos Authenticator every 6 days. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Drag PDF | Chronos Authenticator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/chronos-authenticator/id6503929490/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | — | Free |
| Size | 31 MB | 11 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Victor Carreras](https://appshunter.io/developer/1514435504) | [Joel-David Wong](https://appshunter.io/developer/1750409239) |

## What reviewers say

### Drag PDF

[App page](https://appshunter.io/ios/app/drag-pdf/id1640647538)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chronos Authenticator

[App page](https://appshunter.io/ios/app/chronos-authenticator/id6503929490)

This open-source app provides secure two-factor authentication using time-based and counter-based methods. It offers end-to-end encryption for token data and optional iCloud backup and sync for convenience. Easily import and export your authentication tokens.

**Highlights:** Open-source, End-to-end encrypted token storage, Optional iCloud backup and sync, Token export and import, Anonymous usage (no account required)

**In-app purchases:** none


## Frequently asked questions

### Is Drag PDF free?

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

### Is Chronos Authenticator free?

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

### Do Drag PDF or Chronos Authenticator have ads?

Neither Drag PDF nor Chronos Authenticator shows ads.

### Which is updated more often, Drag PDF or Chronos Authenticator?

Drag PDF ships an update monthly, and Chronos Authenticator every 6 days. Most recently, Drag PDF was updated on October 4, 2026 and Chronos Authenticator on October 3, 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.*