# SpareTime Learning vs Paper Restore King

The clearest difference is in-app purchases: SpareTime Learning at none against Paper Restore King's 4. Paper Restore King's advantage is update cadence (daily vs every 6 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Paper Restore King sells 4 one-off in-app purchases. SpareTime Learning asks for nothing beyond the download.

SpareTime Learning ships an update every 6 days, Paper Restore King daily. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | SpareTime Learning | Paper Restore King |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 days | **Daily** |
| Size | 32 MB | 14 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Chi Hang Lee](https://appshunter.io/developer/1489548966) | [Chun Wa LI](https://appshunter.io/developer/1813722355) |

## What reviewers say

### SpareTime Learning

[App page](https://appshunter.io/ios/app/sparetime-learning/id6757389950)

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

**In-app purchases:** none


### Paper Restore King

[App page](https://appshunter.io/ios/app/paper-restore-king/id6760691962)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 90 Credits Pack | $0.99 | one-time |
| 180 Credits Pack | $1.99 | one-time |
| 270 Credits Pack | $2.99 | one-time |
| 360 Credits Pack | $4.99 | one-time |


## Frequently asked questions

### Is SpareTime Learning free?

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

### Is Paper Restore King free?

Paper Restore King is free to download, with in-app purchases available.

### Do SpareTime Learning or Paper Restore King have ads?

Neither SpareTime Learning nor Paper Restore King shows ads.

### Which is updated more often, SpareTime Learning or Paper Restore King?

SpareTime Learning ships an update every 6 days, and Paper Restore King daily. Most recently, SpareTime Learning was updated on October 15, 2026 and Paper Restore King on October 13, 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.*