# SketchGrid vs TraceOverlay

The clearest difference is in-app purchases: SketchGrid at none against TraceOverlay's 1. SketchGrid also leads on update cadence (every 2 days vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. TraceOverlay sells 1 one-off in-app purchase. SketchGrid asks for nothing beyond the download.

SketchGrid ships an update every 2 days, TraceOverlay every 4 days. The most recent releases landed on September 19, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | SketchGrid | TraceOverlay |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Size | 30 MB | 10 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ricardo Miron](https://appshunter.io/developer/1207939999) | [ThoughtBubble Development, LLC](https://appshunter.io/developer/6800190976) |

## What reviewers say

### SketchGrid

[App page](https://appshunter.io/ios/app/sketchgrid-drawing-reference/id6793995836)

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

**In-app purchases:** none


### TraceOverlay

[App page](https://appshunter.io/ios/app/traceoverlay-ar-tracing/id6800190974)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock | $6.99 | one-time |


## Frequently asked questions

### Is SketchGrid free?

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

### Is TraceOverlay free?

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

### Do SketchGrid or TraceOverlay have ads?

Neither SketchGrid nor TraceOverlay shows ads.

### Which is updated more often, SketchGrid or TraceOverlay?

SketchGrid ships an update every 2 days, and TraceOverlay every 4 days. Most recently, SketchGrid was updated on September 19, 2026 and TraceOverlay on September 23, 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.*