# Siccura Work vs Instasign

The clearest difference is in-app purchases: Siccura Work at none against Instasign's 4. Siccura Work also leads on ads (none vs shown). Instasign's advantage is update cadence (fortnightly vs every 6 weeks) and iOS requirement (13.0 vs 15.6). On price and device support there is nothing between them.

Both are free to download. Instasign sells 4 one-off in-app purchases. Siccura Work asks for nothing beyond the download.

Siccura Work ships an update every 6 weeks, Instasign fortnightly. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Siccura Work | Instasign |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Size | 297 MB | 148 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Siccura Ltd.](https://appshunter.io/developer/1396065873) | [Cyberneid](https://appshunter.io/developer/1513016785) |

## What reviewers say

### Siccura Work

[App page](https://appshunter.io/ios/app/siccura-work/id1423585117)

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

**In-app purchases:** none


### Instasign

[App page](https://appshunter.io/ios/app/instasign/id1590675539)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ADS | $0.99 | one-time |
| TimeStamp | $3.99 | one-time |
| Personal Stamp or Signature | $3.99 | one-time |
| Enable all options | $4.99 | one-time |


## Frequently asked questions

### Is Siccura Work free?

Siccura Work is free to download, with no in-app purchases.

### Is Instasign free?

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

### Do Siccura Work or Instasign have ads?

Instasign shows ads; Siccura Work does not.

### Which is updated more often, Siccura Work or Instasign?

Siccura Work ships an update every 6 weeks, and Instasign fortnightly. Most recently, Siccura Work was updated on October 1, 2026 and Instasign on October 9, 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.*