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Hypothesis vs SuperMemo

Hypothesis and SuperMemo are both Productivity tools in our directory. This side-by-side comparison covers pricing, user ratings, supported platforms, key features and open-source status so you can decide which one fits your needs.

Side-by-side comparison

AttributeHypothesisSuperMemo
VendorHypothesisSuperMemo World
Rating★ 4.5★ 4.4
PricingFreemiumPaid
PlatformsWeb, LMSWindows, Web
Key featuresIn-page notes, Public or private, Open sourceOriginal SRS, Incremental reading, Windows-first
HeadquartersSan Francisco, USAPoland
Founded20111987
Open sourceYesNo

Key differences

  • Hypothesis has a higher user rating (4.5★ vs 4.4★).
  • Hypothesis is Freemium, while SuperMemo is Paid.
  • Hypothesis is open source (its code is public), while SuperMemo is proprietary.
  • Hypothesis runs on Web, LMS; SuperMemo runs on Windows, Web.

Frequently asked questions

Is Hypothesis or SuperMemo better?

By user rating, Hypothesis scores higher (4.5★ vs 4.4★). Both are capable Productivity tools, so review the feature comparison for your use case.

Which is cheaper, Hypothesis or SuperMemo?

Hypothesis is Freemium and SuperMemo is Paid. Check each product page for current plan details.

Are Hypothesis and SuperMemo open source?

Hypothesis is open source, while SuperMemo is proprietary.

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