NerdSip is a microlearning app for anyone who wants to improve their general knowledge in the dead minutes of the day. Type in anything you are curious about, from Roman emperors to how anesthesia works, and the app builds you a custom course in seconds: three to ten bite-sized lessons, about five minutes total, each ending in a quick quiz.

It is built to replace social media. Same swipe, same pull, completely different outcome. Instead of a feed engineered to eat your evening, you swipe through interesting facts and cool stories and come away knowing more than when you opened the app. The reflex that used to feed the scroll now feeds your general knowledge.

The learning is designed by scientists. NerdSip was founded by two physics PhDs and leans on what research actually supports: active recall through quizzes, spaced repetition that resurfaces material right before you would forget it, and a weekly recap that locks it in. Every course passes through a four-layer fact-checking pipeline before anyone sees it, grounded in live sources and backstopped by human review.

There is a game wrapped around it too. Streaks, XP, badges, weekly leagues against friends. Learning earns you things, so you keep coming back, and coming back is the whole trick to growing your general knowledge.

Curious people feel it immediately: this is the app that answers the questions you always meant to look up. Whether you want to hold your own at quiz night, follow the news without skimming past the hard parts, or just be the person with the good story at dinner, NerdSip turns spare minutes into knowledge that stays.

Free to try with one sample course a day, no account needed. Rated 4.8 stars on the App Store and Google Play with > 250 votes (August 2026). Available on iOS and Android.

CodeHerald provides a new way to keep track of your code review queue, grouped by your next action needed.

When would you use CodeHerald?

• You work in a team that does code reviews.
• Your team receives ad-hoc code review requests via multiple channels: DMs, emails, bookmarks of filtered lists.
• Your team sometimes loses track of small pull requests, delaying them days.
• Your team find ad-hoc code review requests distracting, but cannot put a finger on why.
• Your team tried different strategies to improve code review process, and none of them felt right.

If any of the above is true, CodeHerald will help you.

What can CodeHerald do for you?

CodeHerald groups pull requests by next action: must review, needs an update, can be merged. It allows you to replace slack, emails, filters, and browser bookmarks with one single page that you can open at a glance and decide which PR to tackle next.