Comparison

PlanForm vs PlanInspect CAD DWG PDF Viewer

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PlanForm

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
Read full description

PlanForm is a professional-grade PDF reader specifically designed for Architectural, Engineering, and Construction (AEC) professionals. Delivering exceptional performance across all mobile devices and tablets, it ensures seamless viewing and measuring of PDFs and technical drawings with pixel-perfect precision. PlanForm Highlights for iOS/iPad: 1.Unzip&Browse PDF Drawings • Seamless browsing for drawings of any size 2.Measure PDF Drawings • Set the scale easily • Measure length and area quickly 3.Annotate PDF Drawings • Cloud/Pen/Text • Multiple annotation options to meet diverse needs 4.Search PDF Bookmarks • Too many pages?Find any instantly with bookmark search PlanForm Highlights for Windows/Mac: 1. Intelligent Measurement Tools • Set scale by length or select preset scale, supports metric and imperial systems • Length measurements, such as Linear and Aligned • Continuous length measurement • Measure square and polygon area • Auto Fill irregular area • Count Tool • Measure radius, angles, arc length etc. • Data tabulation of all measurements and markups • Automatic snapping points for better accuracy 2. Quick Markup Tools • Drawing tools such as Line, Rectangle, Ellipse, Arrow, Revision Cloud • Compare Revision Drawings • Highlighter tool • Add and modify texts • Sequence labelling • Insert and paste image • Erase content 3. OCR Functions • Identify & Extract Texts/Tables (OCR) • Find texts In Scanned PDF • Auto generate bookmarks for PDF 4. Document Management & Convert • Convert image files to PDF • Combine documents • Split document • Extract Pages • Delete Pages • Insert Pages Still have questions? Feel free to contact our technical support via email, we provide 1-to-1 services for free! Email: planformservice@gmail.com Don't forget to follow our social media pages to learn more tips and tutorials! YouTube: https://www.youtube.com/@PlanFormPDF TikTok: www.tiktok.com/@PlanFormPDF Facebook: https://www.facebook.com/PlanFormPDF Instagram: https://www.instagram.com/planformpdf/ LinkedIn: https://www.linkedin.com/company/cadreader/ Website: https://pdf.fastcadreader.com/

About

PlanInspect CAD DWG PDF Viewer

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
Read full description

PlanInspect is a CAD plan viewer for DWG and PDF. Open local DWG drawings and multipage PDF plans on iPhone, iPad, and Mac, then measure, mark up, and export the review. PlanInspect is a focused CAD plan viewer for opening, measuring, marking up, and exporting DWG drawings and PDF plans directly on iPhone, iPad, and Mac. Open plans from Files, Mail, iCloud Drive, Finder, or another Apple document source, then inspect them with the tools that matter on site: multipage sheets, DWG layouts and layers, PDF scale calibration, snapping, distance and area measurements, notes, markups, and review export. Built for architects, engineers, contractors, inspectors, and field teams who need to review plans without turning every device into a full drafting workstation. Key features: • Open local DWG and PDF files • Review DWG model space, layouts, and layers • Navigate multipage PDF plans • Calibrate PDF scale by ratio or known distance • Measure distances and areas • Snap to supported DWG geometry and detected PDF vector strokes • Add notes, photos, and markups • Export annotated plans and reports • Keep per-document viewer state • Work offline with local files • No required cloud upload PlanInspect Pro unlocks unlimited field review workflows such as advanced markups, clean exports, reports, photos, dictation, and other professional tools. Privacy Policy: https://planinspect.app/privacy Terms of Use (EULA): https://planinspect.app/terms

Screenshots

PlanForm4 screens
PlanInspect CAD DWG PDF Viewer4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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

Scorecard3 real differences · 7 level
PlanForm versus PlanInspect CAD DWG PDF Viewer: the parameters behind the verdict, then further details
ParameterPlanFormPlanInspect CAD DWG PDF Viewer
PriceFreeFree
Rating5.0 (2 ratings) — better3.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings2 — better1
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS15.0 — better17.0
Further details — not scored
Size22 MB22 MB
Age rating4+4+
DeveloperBeijing Honghu Yuntu Technology Co., Ltd.JhumanJ

Customer experience

PlanForm

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

PlanInspect CAD DWG PDF Viewer

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

3 purchases

PlanForm

One-time3
  • 1 Month Plan$15.00
  • 6 Month Plan$80.00
  • 1 Year Plan$100.00
3 purchases

PlanInspect CAD DWG PDF Viewer

Subscriptions2
  • PlanInspect Pro Monthly$4.991 Month
  • PlanInspect Pro Yearly$39.991 Year
One-time1
  • PlanInspect Pro Lifetime$99.99

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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