
Raindrop.io
Instapaper
Obsidian
Matter
My Mind
Hardcover
Notion
Effortlessly rediscover and organize your Kindle highlights

Online Countdown by Datelist
Tickr: Event Countdown
Timer.
Time Since Launch
Countdown timers for launches, events & goals — $3 lifetime, no subscription

Which is more popular?
Based on our record, Readwise seems to be more popular. It has been mentioned 88 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | readwise.io | tickclock.app |
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What each product offers, as listed by its team.


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Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Readwise: How to use Spaced Repetition with your books
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Readwise and TickClock.app. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


I imported my kindle highlights, as many others. Now I daily review some highlights (thanks to a dashboard, I am motivated). And where I didn't create highlights, as I only listened to the audiobooks, I get the...
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Recommendations tracked on public social media and blogs since March 2021.


Anyway, as I reached the end of the chapter, I wanted to read my Readwise's daily recap. However, my iPhone was in other room. I didn’t want to get up; I was tired. - Source: dev.to / 4 months ago
The only highlights that Readwise retrieves semi-automatically are from the books I buy from Kindle, by going into the Readwise app and clicking a button. If I upload them to Kindle or need highlights from the Apple Books app, I have to... - Source: dev.to / over 1 year ago
Readwise also has this feature. I get a daily email with a random assortment of highlights that have been pulled in from multiple sources (Reader, Notion, Kindle, etc.) The product benefit in their case is that it's kind of like Zapier,... - Source: Hacker News / almost 2 years ago
Tracking TickClock.app since Mar 2026.
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Make an online countdown for your next event
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Instapaper is a simple tool to save web pages for reading later.
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Tickr is your personal countdown companion, helping you stay excited and organized for all of life's big moments and important deadlines. Tickr is free to use with core features, and offers a Pro upgrade for power users!.
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A second brain, for you, forever. Obsidian is a powerful knowledge base that works on top of a local folder of plain text Markdown files.
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Timer. is the simplest timer available and it repeats over and over! Beautifully designed, Timer.
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