
SuperMemo
SuperMemo World
★ #174 in ProductivityThe original spaced-repetition algorithm: incremental reading, a science claim — Anki's older cousin for people who want the first SRS, not a pretty deck.
Product preview

Overview
SuperMemo is Anki if the algorithm should be first: incremental reading, a science claim, Windows. Quizlet is school; this is the lab.
It looks old on purpose. The product is the interval. If SRS should be the original, this is the deck. If it should be open and pretty enough, Anki.
Pros / Cons
Pros
- The algorithm Anki still cites
- Incremental reading
- Original SRS
- Science as the product
Cons
- Looks old on purpose
- Windows-first
- Not Anki's open decks
Who it's for
The original SRS algorithm
Incremental reading of papers
Leaving Anki for the first one
Science-claim study
Bottom line
The original SRS — SuperMemo if the algorithm should be first, Anki if the deck should be open.
Key Features
Tags
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Frequently asked questions
What is SuperMemo?
SuperMemo is a Productivity tool developed by SuperMemo World. The company was founded in 1987 and is headquartered in Poland. The original spaced-repetition algorithm: incremental reading, a science claim — Anki's older cousin for people who want the first SRS, not a pretty deck.
Is SuperMemo free?
No — SuperMemo is a paid product. Check the official website for current plans and pricing.
Is SuperMemo open source?
No — SuperMemo is proprietary software.
What are the best alternatives to SuperMemo?
Notable Productivity alternatives include Notion AI, Grammarly, Canva AI. Browse all 4 tools in our Productivity category for a full overview.
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Basic Info
- Pricing
- Paid
- Rating
- ★ 4.4 (1,200 reviews) Ratings explained
- Platforms
- WindowsWeb
- Founded
- 1987
- Headquarters
- Poland
- Last verified
- 2026-09-11