# AirsoftCalculator vs ChronoGraph

The clearest difference is in-app purchases: ChronoGraph at none against AirsoftCalculator's 5. ChronoGraph also leads on iOS requirement (17 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. AirsoftCalculator sells 5 in-app purchases, starting at $0.99 per 7 days. ChronoGraph asks for nothing beyond the download.

## The numbers

| Metric | AirsoftCalculator | ChronoGraph |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (16 ratings)](https://appshunter.io/ios/app/airsoftcalculator/id1473060972/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 70.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 1 MB |
| Requires iOS | 26.0 | **17** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Roland Lariotte](https://appshunter.io/developer/1449180951) | [世尧 张](https://appshunter.io/developer/1558995772) |

## What reviewers say

### AirsoftCalculator

[App page](https://appshunter.io/ios/app/airsoftcalculator/id1473060972)

This tool helps airsoft players calculate pellet energy in joules to ensure legal compliance and safe play. It offers customizable calculations and easy comparison of results for various pellet weights.

**Highlights:** Calculate pellet energy in joules, Verify legal compliance, Customizable pellet weights, Compare results in a table, Supports iPhone and iPad

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |
| Quarterly Subscription | $1.99 | per 3 months |
| Monthly Subscription | $2.99 | per month |
| Yearly Subscription | $11.99 | per year |
| AirsoftCalculator+ | $1.99 | one-time |


### ChronoGraph

[App page](https://appshunter.io/ios/app/chronograph/id6754444396)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AirsoftCalculator free?

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

### Is ChronoGraph free?

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

### Do AirsoftCalculator or ChronoGraph have ads?

Neither AirsoftCalculator nor ChronoGraph 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.*