# Portable Interview vs ProofDesk

The clearest difference is in-app purchases: Portable Interview at none against ProofDesk's 2. Portable Interview also leads on update cadence (every 8 days vs every 3 weeks). ProofDesk's advantage is iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. ProofDesk sells 2 in-app purchases, starting at $19.99 per month. Portable Interview asks for nothing beyond the download.

Portable Interview ships an update every 8 days, ProofDesk every 3 weeks. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Portable Interview | ProofDesk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/proofdesk-evidence-journal/id6766057505/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Monetization | — | Freemium |
| Size | 42 MB | 16 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Sectiva AS](https://appshunter.io/developer/1777408791) | [Antoine Conan](https://appshunter.io/developer/1870239015) |

## What reviewers say

### Portable Interview

[App page](https://appshunter.io/ios/app/portable-interview/id6737690870)

**In-app purchases:** none


### ProofDesk

[App page](https://appshunter.io/ios/app/proofdesk-evidence-journal/id6766057505)

This app helps you meticulously document important events and information. Capture photos, voice memos, notes, and scans, then organize them into case files for easy export and sharing. An AI assistant can help summarize and analyze your documented evidence.

**Highlights:** Capture photos, voice memos, notes, and scans, Organize evidence into case files, Automatic transcription of voice memos, Add witnesses, expenses, and locations, Export time-stamped PDF reports, AI Assistant for summarization and analysis, Local data storage for privacy

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ProofDesk Premium | $19.99 | per month |
| ProofDesk Premium | $149.99 | per year |


## Frequently asked questions

### Is Portable Interview free?

Portable Interview is free to download, with no in-app purchases.

### Is ProofDesk free?

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

### Do Portable Interview or ProofDesk have ads?

Neither Portable Interview nor ProofDesk shows ads.

### Which is updated more often, Portable Interview or ProofDesk?

Portable Interview ships an update every 8 days, and ProofDesk every 3 weeks. Most recently, Portable Interview was updated on October 22, 2026 and ProofDesk on October 24, 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.*