# Alphabet Study vs Calculator Background HD

The clearest difference is ads: Calculator Background HD at none against Alphabet Study's shown. Calculator Background HD also leads on iOS requirement (9.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Alphabet Study | Calculator Background HD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (12 ratings)](https://appshunter.io/ios/app/calculator-background-hd/id1384244808/reviews)** |
| Number of ratings | — | **12** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | — |
| Monetization | — | Free |
| Size | 45 MB | 98 MB |
| Requires iOS | 16.0 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [kim juyoung](https://appshunter.io/developer/918406157) | [Miguel Cota](https://appshunter.io/developer/1231810431) |

## What reviewers say

### Alphabet Study

[App page](https://appshunter.io/ios/app/alphabet-study-listen-write/id1293986657)

**Features:** Vision Pro support

**In-app purchases:** none


### Calculator Background HD

[App page](https://appshunter.io/ios/app/calculator-background-hd/id1384244808)

Personalize your calculator experience by selecting custom backgrounds from your camera roll, taking new photos, or using pre-set HD images. Adjust number colors to perfectly complement your chosen background for a visually appealing calculation tool.

**Highlights:** Customizable backgrounds, Use camera roll images, Take photos for backgrounds, Pre-set HD background images, Adjustable number colors

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Alphabet Study free?

Alphabet Study is free to download, with no in-app purchases.

### Is Calculator Background HD free?

Calculator Background HD is free to download, with no in-app purchases.

### Do Alphabet Study or Calculator Background HD have ads?

Alphabet Study shows ads; Calculator Background HD 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.*