# PDF Prime vs Voice Recorder Library

The clearest difference is ads: Voice Recorder Library at none against PDF Prime's shown. Voice Recorder Library also leads on update cadence (every 6 days vs fortnightly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

PDF Prime ships an update fortnightly, Voice Recorder Library every 6 days. The most recent releases landed on November 4, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | PDF Prime | Voice Recorder Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/voice-recorder-library/id6778875863/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 6 days** |
| Monetization | — | Free |
| Size | 17 MB | 52 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Art Fate E-Commerce Limited](https://appshunter.io/developer/1744856799) | [AVI JOSIAH PSHICHENKO](https://appshunter.io/developer/6778875865) |

## What reviewers say

### PDF Prime

[App page](https://appshunter.io/ios/app/pdf-prime/id6667100922)

**In-app purchases:** none


### Voice Recorder Library

[App page](https://appshunter.io/ios/app/voice-recorder-library/id6778875863)

Easily record, organize, and share audio notes, lectures, and ideas. This app offers folder and tag organization for quick retrieval and private sharing options with approved contacts.

**Highlights:** Audio recording, Folder organization, Tagging system, Private audio sharing, Simple playback, Idea capture

**In-app purchases:** none


## Frequently asked questions

### Is PDF Prime free?

PDF Prime is free to download, with no in-app purchases.

### Is Voice Recorder Library free?

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

### Do PDF Prime or Voice Recorder Library have ads?

PDF Prime shows ads; Voice Recorder Library does not.

### Which is updated more often, PDF Prime or Voice Recorder Library?

PDF Prime ships an update fortnightly, and Voice Recorder Library every 6 days. Most recently, PDF Prime was updated on November 4, 2026 and Voice Recorder Library on November 10, 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.*