# SunMaster vs Bliksund GRID

The clearest difference is update cadence: Bliksund GRID at monthly against SunMaster's every 15 months. SunMaster's advantage is iOS requirement (8.0 vs 15.1). 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.

SunMaster ships an update every 15 months, Bliksund GRID monthly. The most recent releases landed on September 20, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | SunMaster | Bliksund GRID |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Monthly** |
| Size | 33 MB | 28 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Guenter Riederer](https://appshunter.io/developer/1234920744) | [Bliksund AS](https://appshunter.io/developer/1006607364) |

## What reviewers say

### SunMaster

[App page](https://appshunter.io/ios/app/sunmaster/id1234920745)

**Features:** macOS Compatibility

**In-app purchases:** none


### Bliksund GRID

[App page](https://appshunter.io/ios/app/bliksund-grid/id1473241907)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SunMaster free?

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

### Is Bliksund GRID free?

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

### Do SunMaster or Bliksund GRID have ads?

Neither SunMaster nor Bliksund GRID shows ads.

### Which is updated more often, SunMaster or Bliksund GRID?

SunMaster ships an update every 15 months, and Bliksund GRID monthly. Most recently, SunMaster was updated on September 20, 2026 and Bliksund GRID on September 27, 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.*