iDiagrams app icon

Apps Like iDiagrams for iPhone and iPad

Sketch diagrams and manage relationships

Create and edit entity-relationship diagrams. Add entities, attributes, and relationships. Customize diagram layout and styles. Export as image or PDF. Share diagrams with collaborators.

by Gian Enrico Conti★ 0.00 ratingsProductivityFreeData updated 2026-09-08

iDiagrams screenshots

Ranked alternatives

Showing 141–160 of 1,000 ranked alternatives.

  1. Fill and Sign Documents: eSign app icon

    Fill and Sign Documents: eSign

    Maplewoods Associates Ltd

    Edit documents, forms, and fields online

    Edit PDF documents with annotations, comments, and form fields. Create and request electronic signatures. Share signed documents securely. Manage contracts with audit trails. and forms directly from the .

    ★ 4.35,001 ratingsProductivityFreeData updated 2026-09-14
  2. PDF Scanner・Document Scanner app icon

    PDF Scanner・Document Scanner

    Games Wing

    Scan, store, and manage documents

    Scan documents into PDF format with automatic text recognition and image enhancement. Organize files in folders and search by keywords. Share, email, or print documents directly from the .

    ★ 4.61,999 ratingsProductivityFreeData updated 2026-09-29
  3. Defter Notes app icon

    Defter Notes

    Deft Works ApS

    Organize , sketch ideas, and refine thoughts

    Create with an infinite canvas for spatial thinking. Draw connections between ideas. Organize content through hand-drawn sketches and text. Export in multiple formats and share directly.

    ★ 4.462 ratingsProductivityFreeData updated 2026-09-06
  1. PDF Scanner・Document Scanner・ app icon

    PDF Scanner・Document Scanner・

    PROTOOLS LLP

    And manage documents anytime

    And save documents as PDF or JPEG. Organize files into folders. Attach multiple scans together. Share documents via email or messaging. Edit scanned pages and add notes. View history and manage storage.

    ★ 4.52,104 ratingsBusinessFreeData updated 2026-09-18
  2. Notewise - AI Notes, PDF, Docs app icon

    Notewise - AI Notes, PDF, Docs

    ZIIKR Pte. Ltd.

    Organize notes, sketch, and annotate

    Create and organize notes with a freeform canvas for sketching, annotating PDFs, and journaling. Use AI to generate text from handwriting, search notes by content, and structure ideas with tags and folders.

    ★ 4.6183 ratingsProductivityFreeData updated 2026-09-06
  3. Screenly - Mockup Screenshots app icon

    Screenly - Mockup Screenshots

    Jem Alvarez

    Create custom and home screens

    Create for publishing or home screen setups. Customize device appearance, position, and background. Add text, icons, and layout elements. Export as image or PDF. Share directly or use for documentation.

    ★ 4.726 ratingsDeveloper ToolsFreeData updated 2026-09-06
  4. Sketch Pad - My Drawing Board app icon

    Sketch Pad - My Drawing Board

    毅 朱

    Draw with 10 pens and create shapes

    Allows users to draw on their iPhone or iPad using 10 different pens, including ball pen, pencil, and brush. Users can create various line shapes and images. Drawings can be saved and shared directly from the device.

    ★ 4.41,159 ratingsReferenceFreeData updated 2026-09-10
  5. Ian's Laces - How to tie and lace shoes app icon

    Ian's Laces - How to tie and lace shoes

    Jason Johnson

    Discover new ways to lace shoes.

    The app presents 52 shoe lacing methods with 112 variations. It includes diagrams, instructions, and tips for each method, with no internet access required.

    ★ 3.812 ratingsReference$1.99Data updated 2026-11-02
  6. RenoPlan - Floor Plan Creator app icon

    RenoPlan - Floor Plan Creator

    Measure Square Corp.

    Measure spaces, create plans, estimate projects

    Measure rooms, doors, windows, countertops, cabinets, tubs, and showers to create accurate plans. Calculate area and dimensions automatically. Generate project estimates and export plans for collaboration.

    ★ 4.5745 ratingsProductivityFreeData updated 2026-09-18
  7. Drawboard PDF Annotate, Markup app icon

    Drawboard PDF Annotate, Markup

    Drawboard Pty Ltd

    Edit PDFs, annotate, and share securely

    Create and edit PDFs with tools, drawing features, and text annotations. Convert documents to PDF, add signatures, and organize pages. Access files across devices and store them in the cloud. Share and export PDFs in various formats.

    ★ 4.81,873 ratingsProductivityFreeData updated 2026-09-10
  8. Form For Google Forms & Docs app icon

    Form For Google Forms & Docs

    Seven Mile Apps LLC

    Create, edit, and manage

    Create and edit , surveys, and quizzes. Customize questions, add logic, and set response options. Share for collection, view results, and export data. Integrate with Drive and track submissions in real time.

    ★ 4.7825 ratingsProductivityFreeData updated 2026-09-06
  9. PDF Scanner • Document Scanner app icon

    PDF Scanner • Document Scanner

    Golden Mind Services LTD

    Scan documents and export as PDF

    Scan documents quickly and save them as PDF or JPG. Rearrange pages before exporting. Share or email documents directly. Convert scanned pages into a single file. Edit layout and formatting. Export in multiple formats without cost.

    ★ 4.8946 ratingsBusinessFreeData updated 2026-09-21
  10. SimpleMind - Mind Mapping app icon

    SimpleMind - Mind Mapping

    xpt Software & Consulting B.V.

    Map thoughts, organize ideas, create visuals

    Create maps to organize thoughts, remember information, and generate ideas. Add notes, links, and images to nodes. Customize themes and export maps as PDF or image files. Sync across devices and access without requiring an account or ads.

    ★ 4.5980 ratingsProductivityFreeData updated 2026-09-08
  11. Photo Studio Light Setup app icon

    Photo Studio Light Setup

    Alex Maxim

    Document and create studio light setups.

    The app allows users to document studio light setups with precision. Users can create and modify lighting diagrams, sharing them between devices and friends.

    ★ 3.01 ratingsPhoto & Video$12.99Data updated 2026-10-22
  12. CopyIt The Grid Drawing Method app icon

    CopyIt The Grid Drawing Method

    Nigel Green

    Copy images, scale, and draw precisely

    Allows users to draw grids over images for precise copying, scaling, and tracing. Features include adjustable sizes, reference image overlay, and zoom capabilities. Users can export drawings and share files directly.

    ★ 4.7297 ratingsProductivity$19.99Data updated 2026-09-26
  13. Galaxy.ai app icon

    Galaxy.ai

    GALAXYAI INC

    Nd edit images with AI tools

    Access AI tools for image generation and editing. Create and modify images using multiple AI models. Apply various artistic styles to images. Edit photos with advanced features. Export and share edited content.

    ★ 4.3492 ratingsProductivityFreeData updated 2026-09-06
  14. Pen and Paper app icon

    Pen and Paper

    Jens Egeblad

    Write, draw, and annotate notes

    Create handwritten notes on iPad or iPhone. Import and annotate PDFs. Draw ink with finger, resize, recolor, and move doodles. Add text with customizable fonts, color, and alignment. Include shapes like arrows, polygons, and diagrams.

    ★ 4.441 ratingsProductivityFreeData updated 2026-09-08
  15. UPAD for iCloud app icon

    UPAD for iCloud

    TaeJin Kim

    Write notes, sketch, and draft ideas anywhere

    Write notes and documents with a natural handwriting experience. Customize fonts and colors. Save and organize notes. Export as PDF or image. Share notes directly. Sync across devices.

    ★ 2.347 ratingsProductivity$6.99Data updated 2026-09-08
  16. Resume Builder - AI CV Maker app icon

    Resume Builder - AI CV Maker

    Gaurav Singla

    Build resumes with modern

    Create a professional using modern, recruiter-approved . Edit and preview resumes in one-page or multi-page formats. Export as PDF and save to iCloud.

    ★ 4.71,223 ratingsBusinessFreeData updated 2026-09-17
  17. CamToPlan - 3D Scanner & LiDAR app icon

    CamToPlan - 3D Scanner & LiDAR

    Tasmanic Editions

    Scan surroundings, create floorplans, measure spaces

    Scan surroundings using the device camera to create real-time 3D floorplans. Add measuring points to calculate distances, lengths, surfaces, and areas. Export plans with measurements in PDF format.

    ★ 4.72,693 ratingsUtilitiesFreeData updated 2026-09-06

How we rank alternatives

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