# FieldSketch vs TrueDim

The clearest difference is in-app purchases: TrueDim at none against FieldSketch's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. FieldSketch sells 3 in-app purchases, starting at $24.99 per month. TrueDim asks for nothing beyond the download.

FieldSketch ships an update weekly, TrueDim every 4 days. The most recent releases landed on September 17, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | FieldSketch | TrueDim |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Size | 12 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ryota kido](https://appshunter.io/developer/1877967220) | [CASEY ROBERT KLEINMAN](https://appshunter.io/developer/1892047790) |

## What reviewers say

### FieldSketch

[App page](https://appshunter.io/ios/app/fieldsketch-camera-siteplans/id6789567365)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| com.ryota.FieldSketch.monthly | $24.99 | per month |
| com.ryota.FieldSketch.prooffer | $279.99 | one-time |
| com.ryota.FieldSketch.pro | $349.99 | one-time |


### TrueDim

[App page](https://appshunter.io/ios/app/truedim/id6795643603)

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

**In-app purchases:** none


## Frequently asked questions

### Is FieldSketch free?

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

### Is TrueDim free?

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

### Do FieldSketch or TrueDim have ads?

Neither FieldSketch nor TrueDim shows ads.

### Which is updated more often, FieldSketch or TrueDim?

FieldSketch ships an update weekly, and TrueDim every 4 days. Most recently, FieldSketch was updated on September 17, 2026 and TrueDim on September 22, 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.*