# SISSEI Firma vs eSign

The clearest difference is in-app purchases: SISSEI Firma at none against eSign's 3. SISSEI Firma also leads on iOS requirement (12.2 vs 15.6). eSign's advantage is device support. On price there is nothing between them.

Both are free to download. eSign sells 3 in-app purchases, starting at $4.99 per 7 days. SISSEI Firma asks for nothing beyond the download.

## The numbers

| Metric | SISSEI Firma | eSign |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Fortnightly |
| Size | 26 MB | 29 MB |
| Requires iOS | **12.2** | 15.6 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sistemas Heuristicos, SA de CV](https://appshunter.io/developer/1597250886) | [Conteza LLC](https://appshunter.io/developer/1789506252) |

## What reviewers say

### SISSEI Firma

[App page](https://appshunter.io/ios/app/sissei-firma-e/id1614417255)

**In-app purchases:** none


### eSign

[App page](https://appshunter.io/ios/app/esign-sign-pdf-documents/id6745473764)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| E Signature | $4.99 | per 7 days |
| E Signature | $9.99 | per month |
| E Signature | $34.99 | per year |


## Frequently asked questions

### Is SISSEI Firma free?

SISSEI Firma is free to download, with no in-app purchases.

### Is eSign free?

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

---

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