Protagoras
Konnectt
Rosetta Stone:学习语言
Rosetta Stone Ltd
专注清单: 番茄钟 & 任务清单「基于番茄工作法」
Pomodoro Timer & To Do List - SuperElement Soft
Deepstash: Smarter Every Day!
Deepstash
时间大冒险: 专注学习的番茄钟读书计时器,加强读书工作的自律
Shikudo - Walking and Focus Games
Crozzle - Crossword Puzzles
MAG Interactive
Habitica
HabitRPG, Inc.
Gaia: Streaming Consciousness
Gaia, Inc.
Pimsleur: Language Learning
Simon & Schuster