# Rolls vs BSG for SDG

The clearest difference is update cadence: BSG for SDG at every 10 days against Rolls's every 4 months. Rolls's advantage is iOS requirement (11.0 vs 15.6). 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.

Rolls ships an update every 4 months, BSG for SDG every 10 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | Rolls | BSG for SDG |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | — | Free |
| Size | 19 MB | 45 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rolls-Royce Holdings Plc](https://appshunter.io/developer/501951395) | [Bharat Soka Gakkai](https://appshunter.io/developer/1635329364) |

## What reviewers say

### Rolls

[App page](https://appshunter.io/ios/app/rolls-royce-apollo/id1557223945)

**Features:** macOS Compatibility

**In-app purchases:** none


### BSG for SDG

[App page](https://appshunter.io/ios/app/bsg-for-sdg/id1635329362)

Explore the 17 Sustainable Development Goals, track your eco-friendly habits, and participate in challenges. This app encourages sustainable living through daily tips, pledges, and a photography competition.

**Highlights:** Learn about 17 SDGs, Daily eco-friendly tips, Take pledges and track progress, Photography competition, Quizzes and vocabulary tests, SDG Calendar and events, Access to sustainability media

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

**In-app purchases:** none


## Frequently asked questions

### Is Rolls free?

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

### Is BSG for SDG free?

BSG for SDG is free to download, with no in-app purchases.

### Do Rolls or BSG for SDG have ads?

Neither Rolls nor BSG for SDG shows ads.

### Which is updated more often, Rolls or BSG for SDG?

Rolls ships an update every 4 months, and BSG for SDG every 10 days. Most recently, Rolls was updated on November 3, 2026 and BSG for SDG on November 3, 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.*