# ISO 27001 IT Checklist vs Approval Studio

The clearest difference is in-app purchases: Approval Studio at none against ISO 27001 IT Checklist's 4. Approval Studio also leads on iOS requirement (18.4 vs 26.0). ISO 27001 IT Checklist's advantage is update cadence (every 4 months vs every 10 months). On price, ads and device support there is nothing between them.

Both are free to download. ISO 27001 IT Checklist sells 4 one-off in-app purchases. Approval Studio asks for nothing beyond the download.

ISO 27001 IT Checklist ships an update every 4 months, Approval Studio every 10 months. The most recent releases landed on September 13, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | ISO 27001 IT Checklist | Approval Studio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 10 months |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 3 MB |
| Requires iOS | 26.0 | **18.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Juan Fullana](https://appshunter.io/developer/692107580) | [HiTech Service](https://appshunter.io/developer/1124417233) |

## What reviewers say

### ISO 27001 IT Checklist

[App page](https://appshunter.io/ios/app/iso-27001-it-checklist-test/id1188009747)

Assess your company's IT systems against the ISO 27001:2022 standard. This tool facilitates self-assessments, audits, and documentation checks to enhance cybersecurity and maintain IT compliance. Generate and share reports in PDF and HTML formats.

**Highlights:** ISO 27001:2022 self-assessment, ISO 27001:2022 audits, Documentation checks, PDF and HTML report generation, Multilingual audit support (English, Spanish, Chinese), iCloud integration for audit archiving

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| App donation + 2 Extra Audits. | $0.99 | one-time |
| ISO 27001:2013 Audit | $1.99 | one-time |
| ISO 27001 Full Document List | $1.99 | one-time |
| ISO 27001+Documents CheckList | $3.99 | one-time |


### Approval Studio

[App page](https://appshunter.io/ios/app/approval-studio/id6747336607)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ISO 27001 IT Checklist free?

ISO 27001 IT Checklist is free to download, with in-app purchases available.

### Is Approval Studio free?

Approval Studio is free to download, with no in-app purchases.

### Do ISO 27001 IT Checklist or Approval Studio have ads?

Neither ISO 27001 IT Checklist nor Approval Studio shows ads.

### Which is updated more often, ISO 27001 IT Checklist or Approval Studio?

ISO 27001 IT Checklist ships an update every 4 months, and Approval Studio every 10 months. Most recently, ISO 27001 IT Checklist was updated on September 13, 2026 and Approval Studio on September 22, 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.*