# Prison Voicemail vs PYRAM

The clearest difference is rating: PYRAM at 5.0 against Prison Voicemail's 4.4. PYRAM also leads on review sentiment (100% vs 60%) and update cadence (every 9 days vs monthly). Prison Voicemail's advantage is ratings volume (5 vs 1) and iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

PYRAM holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Prison Voicemail has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 60% of Prison Voicemail's written reviews are positive against 100% of PYRAM's.

Prison Voicemail ships an update monthly, PYRAM every 9 days. The most recent releases landed on August 27, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Prison Voicemail | PYRAM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (5 ratings)](https://appshunter.io/ios/app/prison-voicemail/id1174278040/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pyram/id6736584865/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 60.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | Free | Free |
| Size | 30 MB | 247 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [PHONEHUB IO LTD](https://appshunter.io/developer/1174278039) | [Duangkamon Khotsetthi](https://appshunter.io/developer/6791897747) |

## What reviewers say

### Prison Voicemail

[App page](https://appshunter.io/ios/app/prison-voicemail/id1174278040)

This app facilitates communication between individuals with incarcerated loved ones. It allows users to send voicemails anytime and receive calls directly to their app, helping to maintain connections and reduce phone credit costs for prisoners. The service is approved by the UK Prison Service.

**Highlights:** Send voicemails anytime, Receive calls from prisoners, Track voicemail delivery, Listen to voicemails and replies, Mark voicemails as favorites, Add descriptions to voicemails

**Features:** Vision Pro support

**In-app purchases:** none


### PYRAM

[App page](https://appshunter.io/ios/app/pyram/id6736584865)

This messaging application prioritizes complete encryption and user privacy. It offers numerous social features, making it an essential tool for individuals concerned about online security.

**Highlights:** Complete encryption, Privacy-focused, Social features, Secure communication

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Prison Voicemail free?

Prison Voicemail is free to download, with no in-app purchases.

### Is PYRAM free?

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

### Which has better reviews, Prison Voicemail or PYRAM?

PYRAM is rated higher. Prison Voicemail averages 4.4 out of 5 from 5 ratings, while PYRAM averages 5.0 from 1 ratings.

### Do Prison Voicemail or PYRAM have ads?

Neither Prison Voicemail nor PYRAM shows ads.

### Which is updated more often, Prison Voicemail or PYRAM?

Prison Voicemail ships an update monthly, and PYRAM every 9 days. Most recently, Prison Voicemail was updated on August 27, 2026 and PYRAM on September 11, 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.*