# Sign PDF Documents vs Docera

The clearest difference is update cadence: Docera at every 3 weeks against Sign PDF Documents's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Sign PDF Documents sells 2 in-app purchases, starting at $7.99 per 7 days and Docera sells 1 in-app purchase, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

Sign PDF Documents ships an update every 2 months, Docera every 3 weeks. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Sign PDF Documents | Docera |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Size | 67 MB | 12 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ALLEN DEV LLC](https://appshunter.io/developer/1886240261) | [Ibrahim Abu dbay](https://appshunter.io/developer/1891624872) |

## What reviewers say

### Sign PDF Documents

[App page](https://appshunter.io/ios/app/sign-pdf-documents-tapsign/id6760789013)

**Features:** Apple Wallet, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TapSign Weekly | $7.99 | per 7 days |
| TapSign Yearly | $39.99 | per year |


### Docera

[App page](https://appshunter.io/ios/app/docera-scan-to-pdf/id6761815330)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Docera Pro | $7.99 | per month |


## Frequently asked questions

### Is Sign PDF Documents free?

Sign PDF Documents is free to download, with in-app purchases available.

### Is Docera free?

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

### Do Sign PDF Documents or Docera have ads?

Neither Sign PDF Documents nor Docera shows ads.

### Which is updated more often, Sign PDF Documents or Docera?

Sign PDF Documents ships an update every 2 months, and Docera every 3 weeks. Most recently, Sign PDF Documents was updated on November 9, 2026 and Docera on November 5, 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.*