Comparison

FA 4xx App vs DraftPlanar

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

Head to head
About

FA 4xx App

Features
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Die Wöhler Flügelradanemometer FA 410 und FA 430 ab Version 5.1 senden Messdaten per Bluetooth® an mobile Endgeräte. Die Messwerte werden in der Wöhler FA 4xx App auf dem Display des mobilen Endgerätes dargestellt und lassen sich in der App speichern. Dabei kann die App gleichzeitig die Messdaten mehrerer Anemometer anzeigen. Aus der App lassen sich die gespeicherten Daten über ein Email-Programm oder einen Messenger-Dienst versenden. Außerdem können über die App per Bluetooth® Einstellungen am Flügelradanemometer vorgenommen werden.

About

DraftPlanar

View and annotate large PDF documents offline on your Apple devices. Compare multiple plans side-by-side, measure dimensions, and mark up drawings with precision tools. Ideal for professionals and anyone working with complex documents.

Highlights
  • Offline PDF viewing
  • Side-by-side document comparison
  • Precision measurement tool
  • Apple Pencil annotation
  • Text search and OCR
  • Layer control
  • Paste reference images
Features
Read full description

DraftPlanar is a hardware-accelerated PDF viewer and markup tool for iPad, iPhone, and Mac. Open large documents — blueprints, floor plans, technical drawings, or any PDF — and view them side by side on an infinite canvas with 60 FPS Metal-native performance. Unlike single-page PDF readers, DraftPlanar lets you lay out multiple documents at once. Place a floor plan next to a section detail. Compare two versions of a drawing. Pin reference images alongside your specs. Work the way professionals do — with everything visible, not buried in tabs. WHAT YOU CAN DO • View & Navigate Large PDFs Open 500+ page documents and zoom in at 60 FPS. Our Metal-native rendering pipeline keeps massive PDFs razor-sharp at any scale. Smooth panning and pinch-to-zoom, optimized for Apple Pencil and trackpad. • Measure & Dimension Calibrate your drawings to real-world scale. The Precision Measure tool snaps to path vertices, midpoints, and edges in the PDF's vector geometry — accurate to the line. • Annotate with Apple Pencil Draw, sketch, and redline with a GPU-accelerated pen tool that produces smooth, variable-width strokes. Non-destructive layers keep your annotations separate from the original document. Includes shapes, lasso selection, and a precision eraser. • Pin Notes & Bookmark Viewports Place visual Pins with rich notes, screenshots, or images directly on document coordinates. Save precise viewports to instantly teleport between distant sections of a large blueprint — perfect for construction punchlists and reading notes. • Search Text with Fuzzy Matching Find details instantly across hundreds of plans. DraftPlanar's spatial OCR engine reconstructs text layout from raw characters and scanned documents, then runs lightning-fast fuzzy searches — locate labels, dimensions, or notes even with partial matches. • Compare Document Versions Place two revisions side by side and spot differences. Perfect for reviewing plan updates, spec changes, or contractor submissions. • Control PDF Layers (OCG) Toggle individual layers in complex PDFs — electrical, plumbing, HVAC, or structural overlays. Filter and search layer names (supports regex) to isolate exactly what you need. • Import Markdown & Structured Content Drop Markdown files, Mermaid diagrams, Graphviz graphs, images, SVGs, or HTML onto your canvas. Everything renders as crisp, interactive vector objects automatically. FREE TO USE DraftPlanar's viewer is completely free — unlimited PDF, Markdown, and canvas imports with full 60 FPS hardware-accelerated rendering. No limits, no watermarks. Start viewing immediately. BUILT FOR PROFESSIONALS Architects, engineers, contractors, and project managers trust DraftPlanar for on-site plan review, takeoff measurements, and specification markup. But the app works just as well for anyone who needs a powerful PDF viewer — students, researchers, designers, or anyone working with large documents. 100% PRIVATE & OFFLINE - All processing happens on your device. No cloud uploads. No tracking. - Works without Wi-Fi or internet — perfect for job sites and travel. - No account required. Download and start working immediately. DraftPlanar Pro unlocks the full annotation toolkit (Pen, Shapes, Lasso, Custom Pins), Precision Measurement & Scale Calibration, Version Compare, Spatial OCR & Fuzzy Search, PDF Layer Toggling, Viewport Bookmarks, and Exporting. SUBSCRIPTION INFORMATION • DraftPlanar Pro Annual — auto-renewable, 1 year • DraftPlanar Pro 3-Month Pass — non-renewing, 3 months • Payment will be charged to your Apple Account at confirmation of purchase • Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period • You can manage and cancel subscriptions in your Account Settings Terms of Use: https://www.draftplanar.com/terms Privacy Policy: https://www.draftplanar.com/privacy

Screenshots

FA 4xx App4 screens
DraftPlanar4 screens

Verdict

The call

The clearest difference is in-app purchases: FA 4xx App at none against DraftPlanar's 3. FA 4xx App also leads on iOS requirement (9.0 vs 26.0). DraftPlanar's advantage is update cadence (weekly vs every 34 months). On price, ads and device support 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. DraftPlanar sells 3 in-app purchases, starting at $19.99 per month. FA 4xx App asks for nothing beyond the download.

UpkeepUpdate frequency

FA 4xx App ships an update every 34 months, DraftPlanar weekly. The most recent releases landed on September 14, 2026 and September 26, 2026 respectively.

Scorecard3 real differences · 6 level
FA 4xx App versus DraftPlanar: the parameters behind the verdict, then further details
ParameterFA 4xx AppDraftPlanar
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 34 monthsWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS9.0 — better26.0
Further details — not scored
Size93 MB72 MB
Age rating4+4+
DeveloperWoehler Technik GmbHDraft Planar LLC

In-app purchases

None

FA 4xx App

No in-app purchases

3 purchases

DraftPlanar

Subscriptions2
  • Pro Monthly$19.991 Month
  • Pro Annual$179.991 Year
One-time1
  • 3-Month Project Pass$49.99

Questions

Is FA 4xx App free?
FA 4xx App is free to download, with no in-app purchases.
Is DraftPlanar free?
DraftPlanar is free to download, with in-app purchases available.
Do FA 4xx App or DraftPlanar have ads?
Neither FA 4xx App nor DraftPlanar shows ads.
Which is updated more often, FA 4xx App or DraftPlanar?
FA 4xx App ships an update every 34 months, and DraftPlanar weekly. Most recently, FA 4xx App was updated on September 14, 2026 and DraftPlanar on September 26, 2026.

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