FP viewer app icon

Apps Like FP viewer for iPhone and iPad

Detect features and match images

Allows users to extract and compare features using AKAZE, ORB, and BRISK methods. It supports feature matching in images and is designed for educational use in lectures.

by Hiroaki SAWANO★ 0.00 ratingsEducationFreeData updated 2026-09-14

FP viewer screenshots

Ranked alternatives

Showing 481–500 of 1,000 ranked alternatives.

  1. AI Salt-AI Photo Generator app icon

    AI Salt-AI Photo Generator

    WUXI YINMA TECHNOLOGY CO. LTD

    Generate AI portraits and edit images

    Upload a to generate professional-grade AI portraits. Edit generated images with filters and cropping. Save and share portraits in various formats.

    ★ 4.25 ratingsUtilitiesFreeData updated 2026-09-06
  1. Pancreatic Pathology app icon

    Pancreatic Pathology

    Johns Hopkins Technology Transfer

    Explore cases and images

    Explore with interactive teaching modules, searchable image galleries, quiz questions, flashcards, and a Whipple specimen dissection feature. View annotated images, access detailed explanations, and test knowledge through interactive assessments.

    ★ 5.02 ratingsEducationFreeData updated 2026-09-08
  2. Opposites - HD app icon

    Opposites - HD

    Magicbox Animation Private limited

    Cute opposite word match game.

    The app is an educational matching game for children that teaches basic word knowledge. It features a simple interface, quality sound, colorful illustrations, and ten distinct levels.

    ★ 2.02 ratingsGamesFreeData updated 2026-10-13
  3. Voice Recorder app icon

    Voice Recorder

    Alteru Inc.

    Record, organize, and remember spoken information.

    The app records audio for lectures, meetings, and notes. It allows users to take notes and add drawings while recording, and uses AI to create organized lecture outlines from spoken content.

    ★ 0.00 ratingsEducationFreeData updated 2026-09-10
  4. Little Genius - Preschool Interactive Educational Kids Game app icon

    Little Genius - Preschool Interactive Educational Kids Game

    Cihangir Korkmaz

    Improving children's cognitive skills and imagination.

    The app supports mental development for children aged 24-60 months through an entertaining game format. It features 36 levels designed to improve cognitive skills, perception, and attention to subtle differences.

    ★ 1.01 ratingsEducationFreeData updated 2026-10-12
  5. 123 School (multilingual) app icon

    123 School (multilingual)

    Anders Peter Amsnaes

    Match cards and learn numbers 1–20

    Teaches numbers 1 to 20 through matching card games. Flipping cards reveals numbers and plays them aloud. Encourages pattern recognition and concentration. Suitable for children aged 3 to 10.

    ★ 4.86 ratingsEducationFreeData updated 2026-09-09
  6. Observe to Learn: Exploring Animal Behavior app icon

    Observe to Learn: Exploring Animal Behavior

    The Lincoln Park Zoological Society

    Explore animal behavior anywhere, anytime.

    The app allows users to study animal behavior using researcher methods. Users can collect and share data from their own investigations.

    ★ 3.52 ratingsEducationFreeData updated 2026-10-09
  7. Picture Dictionary Lite app icon

    Picture Dictionary Lite

    Kosal Prak

    Search words and view images for quick

    Learn vocabulary with visual and verbal support. Search for words and filter by category. Access Khmer and English translations. Hear pronunciation for each term. Quickly understand meanings and improve language skills.

    ★ 4.33 ratingsReferenceFreeData updated 2026-09-11
  8. GeoZooom! app icon

    GeoZooom!

    Pearl Crescent LLC

    Learn world geography through missions.

    The app is an educational geography game where users complete missions to find locations on a map. It provides feedback on proximity and includes a hint feature.

    ★ 3.52 ratingsEducationFreeData updated 2026-09-29
  9. Preschool Game - Little Matchups Opposites app icon

    Preschool Game - Little Matchups Opposites

    Innovative Investments Limited

    Match and customize lessons

    Teaches through interactive matching games. Customizable difficulty levels with options to match one pair at a time or mix all pairs. Includes 32 unique opposite concepts. Features a simple interface for young children to use independently.

    ★ 5.02 ratingsEducation$0.99Data updated 2026-09-08
  10. Anatomy Lectures and MCQs app icon

    Anatomy Lectures and MCQs

    Andrew WHITAKER

    Learn human anatomy with lectures and questions.

    The app provides lectures on human anatomy with accompanying diagrams that sync with audio. Users can zoom in on images during playback.

    ★ 4.73 ratingsMedicalFreeData updated 2026-09-15
  11. Pair The Pictures! app icon

    Pair The Pictures!

    James Hubbard

    Match tiles, improve memory, have fun.

    The app helps children improve memory and recognition skills through a tile matching game. It offers multiple difficulty levels and a family high score table.

    ★ 5.04 ratingsGamesFreeData updated 2026-11-04
  12. Mars Atlas app icon

    Mars Atlas

    Julian James

    Explore a 3D globe of Mars.

    The app displays a 3D globe of Mars with zoomable labels and feature information. Users can adjust Mars' phase, tilt, and central meridian based on location and time, with a searchable database for features.

    ★ 4.73 ratingsReference$5.99Data updated 2026-09-23
  13. See-Through Camera app icon

    See-Through Camera

    Masanori Katsuta

    Merge photographs and camera images now.

    The app allows users to merge camera images and photographs in real time. Users can adjust transparency and pen size to create unique visual effects.

    ★ 1.01 ratingsPhoto & Video$0.99Data updated 2026-10-01
  14. Kyna Teacher app icon

    Kyna Teacher

    DREAM VIET EDUCATION JOINT STOCK COMPANY

    ★ 4.25 ratingsEducationFreeData updated 2026-09-21

How we rank alternatives

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