Comparison

PlanForm vs OpenHarbor

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

OpenHarbor

Features
Read full description

**OpenHarbor Manager Assistant** is a lightweight management client built for the Lobster Gateway, allowing you to connect to and manage your local or LAN-based AI Agent Gateway anytime, anywhere from your phone. ## Main Features ### WebSocket Gateway Connection Supports both `ws://` and `wss://` protocols. Optional Gateway Token support, compatible with Gateway device authentication (Ed25519) and automatic pairing flow. ### Multiple Lobster Configurations Save and manage multiple Gateway profiles (Lobster 1, Lobster 2, etc.). Quickly switch between them from the top bar, with independent connection status and chat history for each profile. ### Gateway Sessions Connect to the Gateway in operator mode and chat with your AI Agent in real time. Conversation history is shared with the browser Control UI session (`agent:main:main`). ### Status Monitoring Monitor Gateway health, running status, and online devices/channels in real time. ### Model Configuration View and switch AI models (supports popular providers like DeepSeek). Update API Keys with one tap and apply changes instantly without restarting the Gateway. ### Skill Search Search or browse trending Skills through the ClawHub API. Copy installation commands with one tap and run them on the computer hosting the Gateway to install Skills instantly. ## Use Cases * Remotely monitor your local or LAN-based AI Agent from your phone * Switch AI models or update API Keys without opening your computer * Quickly search and install Skills from ClawHub ## Notes This app is a management tool for the Lobster Gateway and does not provide standalone generative AI services. Before using the app, you need to deploy and run your own Lobster Gateway (recommended version: v2026.2.26 or later).

Screenshots

PlanForm4 screens
OpenHarbor3 screens

Verdict

The call

The clearest difference is in-app purchases: OpenHarbor at none against PlanForm's 3. On price, ads, device support and iOS requirement 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. OpenHarbor asks for nothing beyond the download.

Scorecard1 real difference · 9 level
PlanForm versus OpenHarbor: the parameters behind the verdict, then further details
ParameterPlanFormOpenHarbor
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 3 weeks—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size22 MB1 MB
Age rating4+17+
DeveloperBeijing Honghu Yuntu Technology Co., Ltd.Changsha Junren Network Technology Co Ltd

In-app purchases

3 purchases

PlanForm

One-time3
  • 1 Month Plan$15.00
  • 6 Month Plan$80.00
  • 1 Year Plan$100.00
None

OpenHarbor

No in-app purchases

Questions

Is PlanForm free?
PlanForm is free to download, with in-app purchases available.
Is OpenHarbor free?
OpenHarbor is free to download, with no in-app purchases.
Do PlanForm or OpenHarbor have ads?
Neither PlanForm nor OpenHarbor shows ads.

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