Apps Like Secchi for iPhone and iPad
Secchi screenshots
Ranked alternatives
Showing 101–120 of 1,000 ranked alternatives.
USCIS Citizenship Test (2025)
Haresh Rathod
Prepare for the Civics
Prepare for the Civics by studying 100 standard questions on American government, history, and civics. Practice answering questions in a mock format. Track progress and review incorrect answers to improve performance.
Twin Science: STEM Learning
TWIN YAZILIM MUHENDISLIK SANAYI VE TICARET ANONIM SIRKETI
Learn +A for sustainability
Teaches sustainability through +A solutions linked to UN SDGs. Users complete interactive challenges, earn rewards, and track progress. Content includes quizzes, puzzles, and real-world problem-solving activities.
US Citizenship Test Chinese
Wei Zhang
Practice tests, study flashcards, take quizzes
Prepare for the US interview with practice tests in Mandarin. Answer questions in three modes: flashcards, starred, and listen. Review answers, save challenging questions, and listen to questions for practice.
BioDive
Killer Snails LLC
Explore marine ecosystems in VR
Explore marine ecosystems through virtual reality. Study abiotic factors' impact on biotic factors in diverse environments. Document findings in a digital science journal. Navigate between virtual expeditions and journal entries.
Anecdata.org
MOUNT DESERT ISLAND BIOLOGICAL LABORATORY
Host citizen science projects online
Host citizen science projects by creating and managing data collection forms. Invite participants to submit observations. Analyze aggregated data and share results publicly. Export findings in various file formats.
US Citizenship Test 2025 Plus+
Nuray Karabag
Study official questions and track progress
Study for the US with official questions and answers. Practice with tests that provide instant feedback. Use interactive flashcards with audio pronunciation. Save important questions for review. Track progress with visual indicators.
US Citizenship Test 2025 Prep
MAMUNUR RAHMAN
Study civics and English for the
Study U.S. exam content with flashcards and quizzes covering civics, history, and English vocabulary. Practice answering 100 USCIS civics questions and build reading and writing skills. Track progress and review key concepts for the naturalization .
EarthViewer
Howard Hughes Medical Institute
Explore ancient Earth maps and climate data
Explore Earth's geological history by visualizing continents, oceans, and climate changes over billions of years. Adjust time scales to view past landscapes, track sea level shifts, and observe planetary transformations.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.