Simple Diagram app icon

Apps Like Simple Diagram for iPhone and iPad

by Nhat Linh Dang★ 0.00 ratingsUtilitiesFreeData updated 2026-09-06

Ranked alternatives

Showing 61–80 of 1,000 ranked alternatives.

  1. PDF Editor: Edit & Compress app icon

    PDF Editor: Edit & Compress

    Alex Gameli Heyman

    And PDF files

    And PDF documents to reduce file sizes by up to 90%. Choose from three compression levels and view space savings. multiple files at once. text, images, and formatting within PDFs. Save and share compressed documents directly.

    ★ 4.761 ratingsUtilitiesFreeData updated 2026-09-06
  2. Measure Map Pro app icon

    Measure Map Pro

    Blue Blink One, SL

    Measure distances and areas with precision.

    The app measures distances, perimeters, and areas with precision over satellite images. It calculates surface areas, dimensions for fencing, and more without needing to be on location.

    ★ 4.6821 ratingsUtilitiesFreeData updated 2026-09-20
  1. Electric Toolkit - Calculator app icon

    Electric Toolkit - Calculator

    Cyberprodigy LLC

    Wire diagrams, pinouts, calculate electricity

    Access electrical wiring diagrams for switches, fans, and outlets. Calculate grounding conductor sizes. View diagrams for 3-way switches, 4-way switching, GFCI, and more. Includes NEC 2014 to NEC 2023 standards.

    ★ 4.8289 ratingsUtilities$5.99Data updated 2026-09-08
  2. VSD Viewer for Visio Drawings app icon

    VSD Viewer for Visio Drawings

    Nektony LLC

    View Visio Drawings Interact Share

    The app opens and renders Visio drawings in VSD, VDX, and VSDX formats. It allows users to view layers, shape data, and convert drawings to PDF.

    ★ 3.311 ratingsBusiness$9.99Data updated 2026-10-23
  3. Instaboard: Whiteboard & Plan app icon

    Instaboard: Whiteboard & Plan

    Instaboard Ltd.

    Sketch, organize, and track tasks in one

    Collaborate on an infinite canvas with freeform whiteboarding and structured cards. Track tasks with kanban boards and calendars. Conduct video calls during standups and planning. Share and edit content in real time across devices.

    ★ 5.011 ratingsProductivityFreeData updated 2026-09-06
  4. Photo cleaner: Swipp app icon

    Photo cleaner: Swipp

    Pacifiq

    Sort, edit, and organize photos

    Organize and manage photos and videos by creating albums. Swipe right to save preferred items or left to remove unwanted ones. Add albums via the bottom list. View and manage media with intuitive gestures.

    ★ 4.6599 ratingsPhoto & VideoFreeData updated 2026-09-20
  5. Measure - ARKit Ruler & Meter app icon

    Measure - ARKit Ruler & Meter

    Michele Gruppioni

    Distance

    Distances using Augmented Reality. Tap to place markers and calculate lengths. Undo measurements. Choose different colors for markers. Take screenshots. Switch between metric and imperial units.

    ★ 3.7460 ratingsUtilitiesFreeData updated 2026-09-13
  6. Whiteboard Pro by Qrayon app icon

    Whiteboard Pro by Qrayon

    Qrayon, LLC

    Sketch, edit, and save drawings

    Use a with custom pen colors and pinch-to-zoom for expanded workspace. Three-finger swipe to undo or redo actions. Auto-save work when closing the . Features include a simple interface for quick use and pro tools for enhanced productivity.

    ★ 4.6131 ratingsGraphics & Design$7.99Data updated 2026-10-08
  7. Screen recorder - video app icon

    Screen recorder - video

    Mark Thomas

    Record and capture reactions

    Record with options to add voice narration and camera reaction. Include a built-in prompter for script reading during recordings. Export videos in various formats and share directly.

    ★ 4.7387 ratingsUtilitiesFreeData updated 2026-09-06
  8. Note Taker HD app icon

    Note Taker HD

    Software Garden, Inc.

    Markup PDFs, add notes, organize files

    Take notes with handwriting, ink, and typed text. Annotate PDFs, add shapes, and organize with folders and tags. Share notes via AirPlay. Import photos and use markup tools. Sync across devices.

    ★ 4.0139 ratingsProductivity$4.99Data updated 2026-09-08
  9. Easy PDF Scanner - Scan&Read app icon

    Easy PDF Scanner - Scan&Read

    Xian Xinxinan Information Technology Co., Ltd.

    Scan, extract, and manage documents

    Convert paper documents, receipts, or notes into editable PDFs with one tap. Extract text from images or scanned files for editing and sharing. Scan QR codes and convert Word files into high-quality PDFs.

    ★ 4.1253 ratingsUtilitiesFreeData updated 2026-09-06
  10. PDF Editor : PDF Reader,Signer app icon

    PDF Editor : PDF Reader,Signer

    AppDash LLC

    Edit PDFs, annotate, and share documents

    Mark PDFs with highlights, underlines, and strikethroughs. Customize colors for annotations. Add text, shapes, and notes. Export edited files in PDF format. Share documents directly or save to cloud storage.

    ★ 4.168 ratingsProductivityFreeData updated 2026-09-06

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.