Apps Like electronics filter toolkit for iPhone and iPad
Design filters and get component values
Design RC, RL, and RLC filters with Butterworth and Chebyshev characteristics. Specify type, order, and cutoff frequency to calculate component values. Generate Bode plots for magnitude and phase response. Export results and save designs.
Ranked alternatives
Showing 101–120 of 1,000 ranked alternatives.
7th Grade Math Challenge
IT365 Solutions Inc
Skills and track progress
Solve 7th problems with 100 levels and puzzles. Track progress with score certificates. Share results and friends for competitive play.
Emoji Puzzles - Onet Match
Zhengzhou Sibo Intelligent Technology Co., Ltd.
Connect emojis and solve
Solve by connecting pairs of emojis that share a relationship. Tap or drag to link emojis. Complete all connections to pass each level.
Stamp Scanner Stamp Value
DO Mai Ly
Snap and scan stamps for detailed info
Identify stamps using AI image recognition. Capture or upload images and crop for clarity. Access detailed numismatic data, country of origin, pricing, and historical context. Save collections, estimate values, and track trending stamps.
Cat DB – Catalytic Converters
D8ta Technologies LLC
Search cars by VIN or model
Search vehicle listings by year, make, model, or VIN. Access a database of 20,000+ converter listings and 3,000+ generic parts. Perform up to 3 code searches daily and 3 vehicle searches monthly without a login.
Future Fleet
昱贇 姜
Command aircraft and manage carrier operations
Simulate aircraft carrier operations from a God's perspective. Command aircraft takeoff and landing. View real-time carrier movements. Manage flight schedules and coordinate with naval units. Track aircraft performance and mission status.
Middle School Vocab 7th Grade
Monkey In The Middle Apps LLC
Match words to definitions, drive the monkey
Learn English vocabulary through interactive gameplay. Match words with definitions to progress. Includes 200 terms from texts and standardized tests. Covers nouns, verbs, and adjectives. Suitable for 5th to 8th students.
Spectrogram Pro (with super-smooth 60Hz update)
Dominik Seibold
Analyze sound and visualize spectra
Perform real-time spectral analysis of sounds. View images with adjustable FFT-resolutions, frequency and amplitude scales, and color schemes. Save and share spectrograms. Access bode plot modes with averaging and maximum calculations.
Physics Toolkit
Electronial
Calculate formulas and values
Perform calculations using built-in formulas and calculators for displacement, acceleration, Newton's second law, gravitational acceleration, Hooke's law, momentum, work, density, kinetic energy, potential energy, elastic energy, electric power,
Prime Cracker
Sven Freitag
Check numbers for primes and factors
Determine if a number is , find its factors, or check its position. Explore nearby primes and identify twin primes. Check ranges for primes and twin primes.
Operation World
Johnathan Pulos
Pray daily, research countries, track progress
Receive daily prayer reminders for the "country of the day." Explore country-specific statistics, prayer requests, and praise reports. Set custom prayer times and access detailed information on global prayer needs.
UCLA Music Theory
University of California, Los Angeles
Practice sight reading and intervals
Practice ear training with modules for sight reading, intervals, chords, and dictation. Complete exercises in untimed practice mode or timed survival mode. Track scores and view high scores. Recognize notes and rhythms through audio prompts.
CDA DANB Prep 2025
Scott Krager
Practice exams and review questions
Study for the CDA exam with 100+ practice questions covering General Chairside Assisting and Infection Control. Review detailed explanations for each answer. Track progress and identify areas needing improvement.
Al Fazl
Al Shirkatul Islamiyyah
Read news, stay updated, and share articles
Read and browse news articles from The Al- International newspaper. Access latest issues and archives. Subscribe for regular updates. Share articles via email or social media. Navigate between sections and pages.
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