# Plot Spark vs CAD Translator

The clearest difference is in-app purchases: Plot Spark at none against CAD Translator's 1. CAD Translator's advantage is update cadence (every 10 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CAD Translator sells 1 one-off in-app purchase. Plot Spark asks for nothing beyond the download.

Plot Spark ships an update every 2 months, CAD Translator every 10 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Plot Spark | CAD Translator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cad-translator/id6760927327/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | — | Paid |
| Size | 6 MB | 9 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tobias Reithmeier](https://appshunter.io/developer/1882860698) | [ZIma Logistics LLC](https://appshunter.io/developer/1883563240) |

## What reviewers say

### Plot Spark

[App page](https://appshunter.io/ios/app/plot-spark/id6760355038)

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

**In-app purchases:** none


### CAD Translator

[App page](https://appshunter.io/ios/app/cad-translator/id6760927327)

Instantly translate complex CAD layer codes into plain English without an internet connection. This tool decodes standards like NCS, IEC, and NEC, helping engineers and project managers understand drawing conventions quickly. It offers features like keyword search, custom translations, and a code builder.

**Highlights:** Instant layer code translation, Offline functionality, Supports NCS, IEC, and NEC standards, Keyword search for codes, Code Builder wizard, Customizable layer definitions, Favorites and recent searches

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CAD Translator Pro | $4.99 | one-time |


## Frequently asked questions

### Is Plot Spark free?

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

### Is CAD Translator free?

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

### Do Plot Spark or CAD Translator have ads?

Neither Plot Spark nor CAD Translator shows ads.

### Which is updated more often, Plot Spark or CAD Translator?

Plot Spark ships an update every 2 months, and CAD Translator every 10 days. Most recently, Plot Spark was updated on October 31, 2026 and CAD Translator on October 31, 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.*