225+ iOS apps curated and reviewed
ETCO2 Tutor is the household name in etco2 tutor, but it's far from the only option. We track 225+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (2) | No | No | May 2026 |
| 2 |  | Free | 4.7★ (31K) | Yes | Yes | Jul 2026 |
| 3 |  | Free | 4.6★ (48K) | Yes | Yes | Jul 2026 |
| 4 |  | Free | 4.5★ (3.8K) | No | No | Jul 2026 |
| 5 |  | Free | 4.9★ (32K) | No | No | Jul 2026 |
| 6 |  | Free | 4.8★ (13K) | No | Yes | Jul 2026 |
| 7 |  | Free | 4.8★ (1.4M) | No | Yes | Jul 2026 |
| 8 |  | Free | 4.7★ (38K) | No | Yes | Jul 2026 |
Learn about End-tidal CO2 (ETCO2) and its significance in monitoring patient respiration. This app visualizes ETCO2 graphs for various conditions like apnea, hyperventilation, and hypoventilation, aiding in understanding capnography.
Master math and computer science through interactive, visual lessons. This app focuses on active problem-solving and personalized practice to build critical thinking and STEM skills. Ideal for students and lifelong learners seeking to deepen their understanding and confidence.
Engage in interactive quiz games for learning and fun at school, home, or work. Create your own quizzes with templates, diverse question types, and multimedia. Ideal for students, teachers, and anyone looking to make learning more dynamic.
Instantly connect with expert tutors for in-person or online lessons across a wide range of subjects. Set your budget and schedule, and get help with homework, essays, and exam preparation. Tutors are vetted for trust and satisfaction is guaranteed.
Connect with expert tutors for in-person or online lessons across a wide range of subjects. Easily compare tutors, book sessions, and track progress. Get help with everything from elementary school subjects to college-level courses and test preparation.
This AI-powered tutor assists students with homework by providing step-by-step explanations for math and science problems. It offers personalized tutoring, video tutorials, and practice problems to help improve understanding and grades.
This AI-powered study companion provides instant, accurate answers and step-by-step explanations for all subjects. It offers a live AI tutor with voice and whiteboard capabilities, and can convert notes into quizzes and flashcards. Get help with homework, writing, and calculations from experts 24/7.
This app offers a comprehensive learning adventure with teacher-made educational games designed to boost cognitive skills and physical fitness. It provides personalized workouts, skill-based activities, and certified IQ tests with detailed results, all within a safe and engaging environment for children and adults.
Engage in realistic conversations with AI avatars to master new languages. Practice speaking without judgment, and use multimodal learning to interact with real-world content for personalized lessons.
This app provides personalized study tools to help you prepare for tests. It transforms your notes into various study materials like flashcards and practice tests, adapting to your learning pace and offering AI-powered homework help. Study with others and track your progress across devices.
This AI-powered app provides step-by-step explanations for homework and study problems across all subjects and levels. It offers instant solutions, detailed reasoning, and interactive follow-ups to ensure complete understanding. The tool supports handwriting and textbook recognition, with explanations available in over 100 languages.
Connect with qualified tutors for live online sessions on your mobile device. Engage in video tutoring with interactive tools, practice thousands of questions, and manage your appointments and messages seamlessly. Get instant help in over 70 subjects, 24/7.
Access a vast library of study materials and get instant homework help from expert tutors. Solve math problems with a quick scan or by typing them in, and receive step-by-step explanations to understand concepts better and improve your grades.
Enhance your learning with immediate feedback and quick quizzes. This app offers a fun interface and access to a growing library of thousands of questions and answers, designed to make education more accessible.
Practice English conversation with an AI tutor available 24/7. Receive instant feedback on grammar, pronunciation, and fluency. Engage in personalized lessons and track your progress to improve your speaking skills.
Practice speaking English with an AI tutor anytime, anywhere. Access over 400 lessons covering real-life topics, grammar, and vocabulary. Get instant feedback to improve your fluency and master English for everyday situations or professional needs.
This app provides homework help and personalized study support for millions of students across 80 subjects. Access millions of explained solutions, flashcards, and expert Q&A to master tough concepts and prepare for exams. Utilize AI-powered solutions for quicker assistance.
This app offers over 5,000 video lessons created by certified teachers to help K-12 and college students master math and English. It includes features like photo problem search, practice exercises with feedback, and progress tracking, along with test prep for various standardized exams.
Learn to code in Python, JavaScript, HTML, CSS, and SQL with AI-assisted development. This app guides you from beginner to building production-ready software and portfolio projects. Master modern developer workflows and launch your career.
This app offers engaging games and lessons for second graders, covering math, reading, spelling, science, and STEM. It aligns with second-grade curriculums and includes features like progress reports and customizable lesson plans to support learning.