# Calories Burning Calculator vs CrayEye

The clearest difference is price: CrayEye at Free against Calories Burning Calculator's $3.99. CrayEye also leads on update cadence (every 2 days vs every 38 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

CrayEye is free to download; Calories Burning Calculator costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calories Burning Calculator ships an update every 38 months, CrayEye every 2 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Calories Burning Calculator | CrayEye |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/crayeye/id6480090992/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Every 2 days** |
| Monetization | — | Free |
| Size | 4 MB | 32 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bhavinkumar Satashiya](https://appshunter.io/developer/1361485921) | [Alexandria Redmon](https://appshunter.io/developer/1234734603) |

## What reviewers say

### Calories Burning Calculator

[App page](https://appshunter.io/ios/app/calories-burning-calculator/id1407600967)

**Features:** macOS Compatibility

**In-app purchases:** none


### CrayEye

[App page](https://appshunter.io/ios/app/crayeye/id6480090992)

This open-source utility allows users to perform multimodal LLM visual analysis. It enables the creation and sharing of AI vision prompts enhanced with data from native device sensors.

**Highlights:** Multimodal LLM visual analysis, Build AI vision prompts, Share AI vision prompts, Augment prompts with device sensor data, Open-source

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calories Burning Calculator free?

Calories Burning Calculator costs $3.99, with no in-app purchases.

### Is CrayEye free?

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

### Do Calories Burning Calculator or CrayEye have ads?

Neither Calories Burning Calculator nor CrayEye shows ads.

### Which is updated more often, Calories Burning Calculator or CrayEye?

Calories Burning Calculator ships an update every 38 months, and CrayEye every 2 days. Most recently, Calories Burning Calculator was updated on October 26, 2026 and CrayEye on October 24, 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.*