This app teaches English phrasal verbs by grouping them around particles, making them easier to remember. It uses spaced repetition and various exercise modes to reinforce learning, with a focus on visual mnemonics and contextual sentences. Track your progress with streaks and rings in a clean interface.
1.3.0
July 30, 2026
Refined definitions, examples
Unlock every particle, every verb, plus device sync.
Sink In teaches phrasal verbs by grouping them around particles (like 'up', 'in', 'away') and showing the recurring meaning each particle carries. This approach helps learners understand dozens of verbs once a particle's meaning clicks, rather than memorizing each verb individually.
Sink In employs spaced repetition (SM-2) to schedule reviews, ensuring you revisit meanings just before you forget them. It also uses four interleaved exercise modes based on cognitive science principles like retrieval practice and desirable difficulty to train recall and discrimination.
No, Sink In is ad-free. The description explicitly states 'No ads', allowing for an uninterrupted learning experience.
Sink In offers a 'Pro Monthly' subscription for $3.99 per month and a 'Pro 3 Months' subscription for $9.99. Both plans include a 7-day free trial.
Sink In is built for intermediate to advanced learners (B1-C2). While it offers a structured approach, beginners might find the content challenging without foundational English knowledge.
The app was last updated on July 14, 2026, with version 1.2.6. This indicates a relatively recent update, suggesting ongoing development and support.
Sink In is available for iPhone and iPod devices. Its compatibility is limited to Apple's mobile operating system.
Yes, Sink In includes progress rings, streaks, and a profile view to help you monitor what you've learned. This gamified approach encourages consistent practice and engagement.
