# Big Stuff Learning vs Radian Gurukul

The clearest difference is in-app purchases: Radian Gurukul at none against Big Stuff Learning's 16. Radian Gurukul also leads on iOS requirement (13.0 vs 16.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Big Stuff Learning sells 16 in-app purchases, starting at $3.99 per month. Radian Gurukul asks for nothing beyond the download.

Big Stuff Learning ships an update every 11 days, Radian Gurukul fortnightly. The most recent releases landed on October 30, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Big Stuff Learning | Radian Gurukul |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Fortnightly |
| Size | 120 MB | 87 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stundner GmbH](https://appshunter.io/developer/597965104) | [OpenSense Labs Private Limited](https://appshunter.io/developer/1575221095) |

## What reviewers say

### Big Stuff Learning

[App page](https://appshunter.io/ios/app/big-stuff-learning/id6445987303)

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Web Basic | $3.99 | per month |
| Basic Monthly | $9.99 | per month |
| Basic | $11.99 | per year |
| AI-Basic | $12.99 | per month |
| AI-Pro | $22.99 | per month |
| Pro Monthly | $22.99 | per month |
| Premium Monthly | $29.99 | per month |
| Basic Yearly | $59.99 | per year |
| Pro Yearly | $149.99 | per year |
| Premium Yearly | $249.99 | per year |
| BSL Book | $3.99 | one-time |
| AI Points | $4.99 | one-time |
| Premium Account | $9.99 | one-time |
| AI Points | $24.99 | one-time |
| BSL Book | $34.99 | one-time |
| BSL Book | $44.99 | one-time |


### Radian Gurukul

[App page](https://appshunter.io/ios/app/radian-gurukul/id6739608838)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Big Stuff Learning free?

Big Stuff Learning is free to download, with in-app purchases available.

### Is Radian Gurukul free?

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

### Do Big Stuff Learning or Radian Gurukul have ads?

Neither Big Stuff Learning nor Radian Gurukul shows ads.

### Which is updated more often, Big Stuff Learning or Radian Gurukul?

Big Stuff Learning ships an update every 11 days, and Radian Gurukul fortnightly. Most recently, Big Stuff Learning was updated on October 30, 2026 and Radian Gurukul on November 4, 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.*