# Letter FUNdamentals vs Database Query Logic

Letter FUNdamentals and Database Query Logic 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 | Letter FUNdamentals | Database Query Logic |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 7 MB | 38 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Handwriting Success, LLC](https://appshunter.io/developer/1494157891) | [AFTW LLC](https://appshunter.io/developer/1886356149) |

## What reviewers say

### Letter FUNdamentals

[App page](https://appshunter.io/ios/app/letter-fundamentals/id6739460037)

**Features:** macOS Compatibility

**In-app purchases:** none


### Database Query Logic

[App page](https://appshunter.io/ios/app/database-query-logic/id6774180202)

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

**In-app purchases:** none


## Frequently asked questions

### Is Letter FUNdamentals free?

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

### Is Database Query Logic free?

Database Query Logic is free to download, with no in-app purchases.

### Do Letter FUNdamentals or Database Query Logic have ads?

Neither Letter FUNdamentals nor Database Query Logic 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.*