# (Dice) vs SunStem

The clearest difference is update cadence: SunStem at weekly against (Dice)'s every 8 months. SunStem also leads on iOS requirement (17.0 vs 26.6). 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.

(Dice) ships an update every 8 months, SunStem weekly. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | (Dice) | SunStem |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Weekly** |
| Size | 8 MB | 7 MB |
| Requires iOS | 26.6 | **17.0** |
| Devices | **iPhone, iPad, Vision Pro** | iPhone, iPad |
| Age rating | +4 | 4+ |
| Developer | [(optional.is)](https://appshunter.io/developer/1071156347) | [Dmitriy Motorin](https://appshunter.io/developer/1495533596) |

## What reviewers say

### (Dice)

[App page](https://appshunter.io/ios/app/dice/id6642683052)

**Features:** macOS Compatibility

**In-app purchases:** none


### SunStem

[App page](https://appshunter.io/ios/app/sunstem-solar-calculator/id6787007719)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is (Dice) free?

(Dice) is free to download, with no in-app purchases.

### Is SunStem free?

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

### Do (Dice) or SunStem have ads?

Neither (Dice) nor SunStem shows ads.

### Which is updated more often, (Dice) or SunStem?

(Dice) ships an update every 8 months, and SunStem weekly. Most recently, (Dice) was updated on October 7, 2026 and SunStem on October 15, 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.*