# Summer of Daniel vs HHL algorithm

Summer of Daniel and HHL algorithm are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Summer of Daniel | HHL algorithm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 22 MB | 6 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Joe Blough](https://appshunter.io/developer/327018371) | [Sungjun Kim](https://appshunter.io/developer/1602461985) |

## What reviewers say

### Summer of Daniel

[App page](https://appshunter.io/ios/app/summer-of-daniel/id6503263298)

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

**In-app purchases:** none


### HHL algorithm

[App page](https://appshunter.io/ios/app/hhl-algorithm/id6756808200)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Summer of Daniel free?

Summer of Daniel is free to download, with no in-app purchases.

### Is HHL algorithm free?

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

### Do Summer of Daniel or HHL algorithm have ads?

Neither Summer of Daniel nor HHL algorithm shows ads.

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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.*