# PilotByte vs Luma Calc

The clearest difference is update cadence: PilotByte at every 3 weeks against Luma Calc's every 7 months. Luma Calc's advantage is iOS requirement (13.0 vs 16.6). On price, ads, 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.

PilotByte ships an update every 3 weeks, Luma Calc every 7 months. The most recent releases landed on September 15, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | PilotByte | Luma Calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Size | 45 MB | 19 MB |
| Requires iOS | 16.6 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dylan Gorman](https://appshunter.io/developer/1759020016) | [yeongsu son](https://appshunter.io/developer/1795476431) |

## What reviewers say

### PilotByte

[App page](https://appshunter.io/ios/app/pilotbyte/id6505081923)

**Features:** macOS Compatibility

**In-app purchases:** none


### Luma Calc

[App page](https://appshunter.io/ios/app/luma-calc/id6741770226)

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

**In-app purchases:** none


## Frequently asked questions

### Is PilotByte free?

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

### Is Luma Calc free?

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

### Do PilotByte or Luma Calc have ads?

Neither PilotByte nor Luma Calc shows ads.

### Which is updated more often, PilotByte or Luma Calc?

PilotByte ships an update every 3 weeks, and Luma Calc every 7 months. Most recently, PilotByte was updated on September 15, 2026 and Luma Calc on September 21, 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.*