# 100DaysOfCode vs SQL Hero

The clearest difference is in-app purchases: 100DaysOfCode at none against SQL Hero's 10. 100DaysOfCode also leads on ads (none vs shown). SQL Hero's advantage is iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. SQL Hero sells 10 in-app purchases, starting at $7.99 per month. 100DaysOfCode asks for nothing beyond the download.

## The numbers

| Metric | 100DaysOfCode | SQL Hero |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 5 weeks |
| Size | 26 MB | 62 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Praveen Kumar](https://appshunter.io/developer/1787580178) | [ZICHENG LIU](https://appshunter.io/developer/6784299359) |

## What reviewers say

### 100DaysOfCode

[App page](https://appshunter.io/ios/app/100daysofcode/id6748586989)

**Features:** macOS Compatibility

**In-app purchases:** none


### SQL Hero

[App page](https://appshunter.io/ios/app/sql-hero-ios/id6785902950)

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $7.99 | per month |
| Premium Quarterly | $19.99 | per 3 months |
| Premium Semiannual | $34.99 | per 6 months |
| Premium Yearly | $59.99 | per year |
| Starter Pack Hearts | $0.99 | one-time |
| Standard Pack Hearts | $4.99 | one-time |
| Value Pack Hearts | $12.99 | one-time |
| Mega Pack Hearts | $24.99 | one-time |
| Pro Lifetime | $89.99 | one-time |
| Premium Lifetime | $129.99 | one-time |


## Frequently asked questions

### Is 100DaysOfCode free?

100DaysOfCode is free to download, with no in-app purchases.

### Is SQL Hero free?

SQL Hero is free to download, with in-app purchases available.

### Do 100DaysOfCode or SQL Hero have ads?

SQL Hero shows ads; 100DaysOfCode does not.

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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.*