# ConvCalc Calculator Converter vs Lightbox Tracing Pad

The clearest difference is price: ConvCalc Calculator Converter at Free against Lightbox Tracing Pad's $7.99. ConvCalc Calculator Converter also leads on update cadence (every 4 months vs every 13 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

ConvCalc Calculator Converter is free to download; Lightbox Tracing Pad costs $7.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ConvCalc Calculator Converter ships an update every 4 months, Lightbox Tracing Pad every 13 months. The most recent releases landed on November 4, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ConvCalc Calculator Converter | Lightbox Tracing Pad |
| --- | --- | --- |
| Price | **Free** | $7.99 |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/convcalc-calculator-converter/id6472445974/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 13 months |
| Monetization | Free | — |
| Size | 6 MB | 1 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gilson GmbH](https://appshunter.io/developer/1716090872) | [Natalia Obukhova](https://appshunter.io/developer/1527876286) |

## What reviewers say

### ConvCalc Calculator Converter

[App page](https://appshunter.io/ios/app/convcalc-calculator-converter/id6472445974)

This free calculator offers advanced mathematical functions and a history feature to track your computations. Its ad-free design and editable inputs make it ideal for students, professionals, and everyday use, providing a seamless and visually appealing calculation experience.

**Highlights:** Seamless history tracking, Ad-free experience, Editable inputs, Advanced mathematical functions, Stunning design

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

**In-app purchases:** none


### Lightbox Tracing Pad

[App page](https://appshunter.io/ios/app/lightbox-tracing-pad/id6502201581)

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

**In-app purchases:** none


## Frequently asked questions

### Is ConvCalc Calculator Converter free?

ConvCalc Calculator Converter is free to download, with no in-app purchases.

### Is Lightbox Tracing Pad free?

Lightbox Tracing Pad costs $7.99, with no in-app purchases.

### Do ConvCalc Calculator Converter or Lightbox Tracing Pad have ads?

Neither ConvCalc Calculator Converter nor Lightbox Tracing Pad shows ads.

### Which is updated more often, ConvCalc Calculator Converter or Lightbox Tracing Pad?

ConvCalc Calculator Converter ships an update every 4 months, and Lightbox Tracing Pad every 13 months. Most recently, ConvCalc Calculator Converter was updated on November 4, 2026 and Lightbox Tracing Pad on October 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*