# PATT vs Sapher Browser Extension

The clearest difference is in-app purchases: PATT at none against Sapher Browser Extension's 2. PATT also leads on iOS requirement (16.0 vs 18.0). Sapher Browser Extension's advantage is update cadence (every 6 months vs every 15 months). On price, ads and device support there is nothing between them.

Both are free to download. Sapher Browser Extension sells 2 in-app purchases, starting at $5.99 per month. PATT asks for nothing beyond the download.

PATT ships an update every 15 months, Sapher Browser Extension every 6 months. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PATT | Sapher Browser Extension |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 6 months** |
| Monetization | Free | — |
| Size | 115 MB | 12 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Pivotel Satellite Pty Limited](https://appshunter.io/developer/1353323673) | [Sapher Technology Pty Ltd](https://appshunter.io/developer/1738762438) |

## What reviewers say

### PATT

[App page](https://appshunter.io/ios/app/patt/id1551625491)

This app allows you to make and receive voice calls and SMS messages using a data connection, even outside of standard mobile coverage. It provides a dedicated Australian mobile number for easy communication with anyone, regardless of whether they have the app installed.

**Highlights:** Make/receive calls and SMS, Works with satellite data, Dedicated Australian mobile number, Call any standard number, Uses existing contact list, Encrypted calls and SMS

**Features:** Vision Pro support

**In-app purchases:** none


### Sapher Browser Extension

[App page](https://appshunter.io/ios/app/sapher-browser-extension/id6480345746)

**Features:** macOS Compatibility, Safari Extension

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $5.99 | per month |
| Yearly Subscription | $59.99 | per year |


## Frequently asked questions

### Is PATT free?

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

### Is Sapher Browser Extension free?

Sapher Browser Extension is free to download, with in-app purchases available.

### Do PATT or Sapher Browser Extension have ads?

Neither PATT nor Sapher Browser Extension shows ads.

### Which is updated more often, PATT or Sapher Browser Extension?

PATT ships an update every 15 months, and Sapher Browser Extension every 6 months. Most recently, PATT was updated on October 23, 2026 and Sapher Browser Extension on October 25, 2026.

---

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