Showing 21–40 of 1,000 ranked alternatives.
Dynalist Inc.
Organize , link ideas, build knowledge
Organize and ideas using plain text Markdown files. Customize toolbar and themes. View in graph format. Access iCloud vaults. Pin sidebar for tablet use. Use quick actions and community plugins.
Rational Matter Ltd
Write code and run notebooks
Navigate and manage files and folders, preview documents and media. Browse and view notebooks. Run scripts and notebooks. Integrate with source code formats. Edit and debug code with syntax highlighting. Save and export code changes.
Kodeon, Inc.
Track goals, stay consistent, and complete tasks
Track habits by marking tasks as completed. View progress with a percentage success rate. Set reminders and receive nudges to stay consistent. Sync across devices and review long-term achievement metrics.
Desmos, Inc.
Plot equations and animate graphs
Allows plotting of polar, cartesian, and parametric equations with unlimited expressions. Users can add sliders for function transformations, create tables for data input, and animate graphs.
Unicom TOV
Measure noise, display decibels, show reference
Measures environmental noise and displays decibel values in real time. Shows current noise reference and min/avg/max dB levels. Displays dB as a gauge and graph line. Saves measured records for later review.
United Group B.V.
Track service status, check bills, add TV
Track real-time status, check balances and payments up to 12 months back. Add TV channels, upgrade internet, activate cheap call minutes. Connect to EON, UNIFI, UNIFON, and manage devices. Control usage easily.
David Sansome
Learn Japanese kanji and vocabulary offline
Learn Japanese Kanji and Vocabulary using a Spaced Repetition System. Review and complete lessons offline with progress syncing when online. View graphs for upcoming reviews and progress on radicals, kanji, and vocabulary.
Ensemble Education, Inc.
Sing and tune with real-time feedback
Helps users improve musical ear through exercises that evaluate pitch and intervals. It includes an on-screen tuner, detailed pitch graphs, and modes for listening and testing.
Jinan Matrix Information Technology Co., Ltd.
Debug structures in real time
Learn linear structures like arrays, linked lists, queues, and stacks. Explore tree structures including binary trees and binary search trees. Dynamically debug structures and visually observe changes during operations.
Sajed Nahian
, code, and practice online
Offers interactive to help users master programming. Practice exercises anytime, track progress, and access free tutorials without needing a computer. Set learning goals and review concepts through structured and quizzes.
Unicom TOV
Measure sound levels with meter
Measure sound levels using the built-in microphone. Display decibels in dBA with a digital readout. Show minimum, average, and maximum values. Visualize sound levels with a graph line.
Rational Matter Ltd
Python with interactive coding labs
Coding with interactive labs and an on-device Python IDE. Run without setup or internet. Access tutorials on syntax, variables, functions, loops, data analysis, visualization, web scraping, networking, XML/JSON parsing, and machine learning.
Anna Koynova
Sound levels and graph histograms
Sound levels with SPL metrics including current average, peak, average maximum, and absolute maximum. Display graph histograms for level changes. Save measurements and reset maximum values by tapping. Support upside down orientation for easy use.
PASCO scientific
Collect, visualize, and analyze STEM data.
The app collects, visualizes, and analyzes STEM learning data. It graphs live sensor data in real time and connects to wireless Bluetooth Smart sensors.
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