# PlanForm vs PlanInspect CAD DWG PDF Viewer

The clearest difference is rating: PlanForm at 5.0 against PlanInspect CAD DWG PDF Viewer's 3.0. PlanForm also leads on monetization model (free vs free with in-app purchases) and iOS requirement (15.0 vs 17.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. PlanForm sells 3 one-off in-app purchases and PlanInspect CAD DWG PDF Viewer sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

PlanForm holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PlanForm | PlanInspect CAD DWG PDF Viewer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/planform/id6748180587/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/planinspect-cad-dwg-pdf-viewer/id6769343364/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 22 MB | 22 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Honghu Yuntu Technology Co., Ltd.](https://appshunter.io/developer/1480505512) | [JhumanJ](https://appshunter.io/developer/1896651429) |

## What reviewers say

### PlanForm

[App page](https://appshunter.io/ios/app/planform/id6748180587)

This professional-grade PDF reader is built for AEC professionals to view, measure, and annotate technical drawings and PDFs with precision. It offers advanced tools for measurement, markup, OCR, and document management across various devices.

**Highlights:** Seamless PDF viewing and browsing, Precise measurement tools with scale setting, Extensive annotation options, OCR for text and table extraction, Document management and conversion tools, Revision drawing comparison

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Plan | $15.00 | one-time |
| 6 Month Plan | $80.00 | one-time |
| 1 Year Plan | $100.00 | one-time |


### PlanInspect CAD DWG PDF Viewer

[App page](https://appshunter.io/ios/app/planinspect-cad-dwg-pdf-viewer/id6769343364)

View, measure, and annotate CAD drawings and PDF plans directly on your Apple devices. This app allows for offline work and exports annotated plans and reports, streamlining on-site reviews for professionals.

**Highlights:** Open DWG and PDF files, Measure distances and areas, Calibrate PDF scale, Add notes and markups, Export annotated plans, Work offline

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PlanInspect Pro Monthly | $4.99 | per month |
| PlanInspect Pro Yearly | $39.99 | per year |
| PlanInspect Pro Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is PlanForm free?

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

### Is PlanInspect CAD DWG PDF Viewer free?

PlanInspect CAD DWG PDF Viewer is free to download, with in-app purchases available.

### Which has better reviews, PlanForm or PlanInspect CAD DWG PDF Viewer?

PlanForm is rated higher. PlanForm averages 5.0 out of 5 from 2 ratings, while PlanInspect CAD DWG PDF Viewer averages 3.0 from 1 ratings.

### Do PlanForm or PlanInspect CAD DWG PDF Viewer have ads?

Neither PlanForm nor PlanInspect CAD DWG PDF Viewer shows ads.

### Which is updated more often, PlanForm or PlanInspect CAD DWG PDF Viewer?

PlanForm ships an update every 3 weeks, and PlanInspect CAD DWG PDF Viewer every 3 weeks. Most recently, PlanForm was updated on October 30, 2026 and PlanInspect CAD DWG PDF Viewer 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.*