Nook vs StudyChime

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Nook compared with StudyChime
Detail	Nook	StudyChime
What it does	A Chrome extension that helps you stay focused, keep your place, and finish reading articles	Private Prolific study notifications for Chrome, Discord, Telegram and Pushover
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Free trial	Freemium
Pricing	Free trial with full access to all features, no credit card required. After trial: $5/month or $39/year.	Free: browser alerts, local milestones, 5 external-alert batches per rolling 24-hour period. Premium: £4.99 one-time payment for lifetime access, includes unlimited external alerts, filter profiles, alert schedules, Remote snooze and resume, custom sounds, and local Study Trends.
Key features	Autopace: guided reading that moves at your rhythm Bionic reading mode for faster word recognition Paragraph and line chunking to break down text walls Seven specialized fonts including OpenDyslexic, Lexend, and Atkinson Hyperlegible Calm background colors to reduce eye strain Distraction-free reading mode Works on any website, EPUB, or PDF No ads or interruptions Reading progress syncs across devices	Browser and Discord, Telegram, Pushover notifications Reward, availability, time, and keyword filters Reusable filter profiles and alert schedules Local Study Trends with 7, 30, 90, and 12-month views Remote snooze and resume from phone alerts Local milestones and progress tracking 14-day Premium trial with no card required Monitoring health status display
What makes it different	Built specifically for ADHD brains, not generic readers Research-backed features grounded in peer-reviewed studies Every feature designed to reduce mental effort, not add to it 30-day money-back guarantee Cancel anytime with no questions asked	Private alerts sent only to services you control, not to StudyChime Does not automatically accept, reserve, refresh, complete or submit studies No Prolific password or cookie permissions required Local-first data storage with privacy-minimised Study Trends One-time £4.99 lifetime Premium purchase with no subscription
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	2 no change since last check	1 no change since last check
Trust Flow (Majestic)	4	0
Citation Flow (Majestic)	23	14
Referring domains (Majestic)	14	3

5 details filled in for both companies.

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