# SketchMap vs TerraNotes

The clearest difference is in-app purchases: SketchMap at none against TerraNotes's 2. SketchMap also leads on update cadence (every 8 days vs every 2 months). TerraNotes's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. TerraNotes sells 2 in-app purchases, starting at $3.99 per month. SketchMap asks for nothing beyond the download.

SketchMap ships an update every 8 days, TerraNotes every 2 months. The most recent releases landed on September 22, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | SketchMap | TerraNotes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 8 days** | Every 2 months |
| Size | 32 MB | 77 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tatsumi Oikawa](https://appshunter.io/developer/1635976900) | [Maximilian Nocker](https://appshunter.io/developer/1816569059) |

## What reviewers say

### SketchMap

[App page](https://appshunter.io/ios/app/sketchmap/id6738701125)

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

**In-app purchases:** none


### TerraNotes

[App page](https://appshunter.io/ios/app/terranotes/id6761076015)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TerraNotes Monthly | $3.99 | per month |
| TerraNotes Premium Yearly | $17.99 | per year |


## Frequently asked questions

### Is SketchMap free?

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

### Is TerraNotes free?

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

### Do SketchMap or TerraNotes have ads?

SketchMap shows ads; TerraNotes does not.

### Which is updated more often, SketchMap or TerraNotes?

SketchMap ships an update every 8 days, and TerraNotes every 2 months. Most recently, SketchMap was updated on September 22, 2026 and TerraNotes on September 9, 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.*