# Appen Voice vs DataForce Contribute

The clearest difference is rating: Appen Voice at 5.0 against DataForce Contribute's 1.6. Appen Voice also leads on iOS requirement (11.0 vs 14.0). DataForce Contribute's advantage is ratings volume (59 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Appen Voice holds the better App Store score, 5.0 against 1.6. That said, the two scores are not equally well evidenced: DataForce Contribute has 59 ratings behind it against 1, so its average is the more settled of the two.

Appen Voice ships an update fortnightly, DataForce Contribute monthly. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Appen Voice | DataForce Contribute |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/appen-voice/id1546168108/reviews)** | [1.6 (59 ratings)](https://appshunter.io/ios/app/dataforce-contribute/id1546992462/reviews) |
| Number of ratings | 1 | **59** |
| Positive reviews | — | 2.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | Free |
| Size | 20 MB | 80 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Appen Butler Hill Pty Ltd](https://appshunter.io/developer/1234123000) | [TransPerfect](https://appshunter.io/developer/1478414535) |

## What reviewers say

### Appen Voice

[App page](https://appshunter.io/ios/app/appen-voice/id1546168108)

This application records VOIP calls for speech technology development. Users cannot make personal recordings; data is sent directly to Appen. Login information and task details are required for use.

**Highlights:** VOIP call recording, Speech technology development, Data sent directly to Appen, Requires login and task details

**Features:** macOS Compatibility

**In-app purchases:** none


### DataForce Contribute

[App page](https://appshunter.io/ios/app/dataforce-contribute/id1546992462)

This app allows freelance contributors to complete various data collection projects for an AI solutions company. Tasks include capturing photos, recording videos and audio, and visiting locations to gather information and media.

**Highlights:** Take or share photographs, Record or share short video clips, Record or share sound/speech samples, Visit locations for information gathering, Location-specific reporting, Camera, file, microphone, and location permissions

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Appen Voice free?

Appen Voice is free to download, with no in-app purchases.

### Is DataForce Contribute free?

DataForce Contribute is free to download, with no in-app purchases.

### Which has better reviews, Appen Voice or DataForce Contribute?

Appen Voice is rated higher. Appen Voice averages 5.0 out of 5 from 1 ratings, while DataForce Contribute averages 1.6 from 59 ratings.

### Do Appen Voice or DataForce Contribute have ads?

Neither Appen Voice nor DataForce Contribute shows ads.

### Which is updated more often, Appen Voice or DataForce Contribute?

Appen Voice ships an update fortnightly, and DataForce Contribute monthly. Most recently, Appen Voice was updated on October 19, 2026 and DataForce Contribute on October 24, 2026.

---

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