# Calcsharp Pro vs Zane Trace LSD

The clearest difference is price: Zane Trace LSD at Free against Calcsharp Pro's $1.99. Calcsharp Pro's advantage is update cadence (every 2 days vs every 9 months) and device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

Zane Trace LSD is free to download; Calcsharp Pro costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calcsharp Pro ships an update every 2 days, Zane Trace LSD every 9 months. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Calcsharp Pro | Zane Trace LSD |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 9 months |
| Size | 4 MB | 62 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Nikola Stepan](https://appshunter.io/developer/398370680) | [Zane Trace Local School District](https://appshunter.io/developer/1704361563) |

## What reviewers say

### Calcsharp Pro

[App page](https://appshunter.io/ios/app/calcsharp-pro/id1644401194)

**Features:** Vision Pro support

**In-app purchases:** none


### Zane Trace LSD

[App page](https://appshunter.io/ios/app/zane-trace-lsd/id6463439463)

**In-app purchases:** none


## Frequently asked questions

### Is Calcsharp Pro free?

Calcsharp Pro costs $1.99, with no in-app purchases.

### Is Zane Trace LSD free?

Zane Trace LSD is free to download, with no in-app purchases.

### Do Calcsharp Pro or Zane Trace LSD have ads?

Neither Calcsharp Pro nor Zane Trace LSD shows ads.

### Which is updated more often, Calcsharp Pro or Zane Trace LSD?

Calcsharp Pro ships an update every 2 days, and Zane Trace LSD every 9 months. Most recently, Calcsharp Pro was updated on September 22, 2026 and Zane Trace LSD 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.*