# Premium vs Grain SA

The clearest difference is update cadence: Grain SA at monthly against Premium's every 9 months. Grain SA also leads on iOS requirement (10.2 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Premium ships an update every 9 months, Grain SA monthly. The most recent releases landed on July 7, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Premium | Grain SA |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Monthly** |
| Monetization | Free | — |
| Size | 97 MB | 98 MB |
| Requires iOS | 15.0 | **10.2** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TELCOINABOX OPERATIONS PTY LIMITED](https://appshunter.io/developer/1444514678) | [4SIGHT SYSTEMS (PTY) LTD](https://appshunter.io/developer/656095757) |

## What reviewers say

### Premium

[App page](https://appshunter.io/ios/app/premium-uc/id1387367958)

This VoIP SIP softphone enhances business communication with high-quality audio and instant messaging. It streamlines team collaboration on mobile devices, offering an intuitive interface for easy use and excellent voice quality.

**Highlights:** High-quality audio and instant messaging, Streamlines business communication, Intuitive user interface, Autodiscover contacts, Dial/receive VoIP calls, Send/receive instant messages, Background call reception with Push Service

**Features:** macOS Compatibility, Siri integration

**In-app purchases:** none


### Grain SA

[App page](https://appshunter.io/ios/app/grain-sa/id1665831580)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Premium free?

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

### Is Grain SA free?

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

### Do Premium or Grain SA have ads?

Neither Premium nor Grain SA shows ads.

### Which is updated more often, Premium or Grain SA?

Premium ships an update every 9 months, and Grain SA monthly. Most recently, Premium was updated on July 7, 2026 and Grain SA on September 8, 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.*