Freemium AI Tools

Expensify

★ 4.3

AI expense management with computer vision receipt scanning and automated compliance checking

SchoolAI

★ 4.7

Safe AI tutoring platform for K-12 where teachers control student AI interactions in real time

Speechify

★ 4.5

AI text-to-speech learning tool converting any document to lifelike audio for 20M+ users

Wolfram Alpha

★ 4.6

AI computational knowledge engine answering STEM queries with step-by-step solutions

Photomath

★ 4.7

AI math solver that scans problems and provides step-by-step explanations for 220M+ downloads

Quizlet

★ 4.5

AI study tool with 500M+ learners, adaptive flashcards, and GPT-powered tutoring

Gradescope

★ 4.4

AI grading platform used by 500+ institutions grouping student responses for efficient consistent grading

Kagi Search for Education

★ 4.1

AI-powered college study platform with 60M+ documents and AI tutor for concept explanation

Khan Academy Khanmigo

★ 4.6

GPT-4 Socratic AI tutor for K-12 math, science, and humanities by Khan Academy

Knowt

★ 4.7

AI study platform that auto-creates flashcards and practice tests from notes for 5M+ students