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Anki vs Opal

Anki and Opal 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

AttributeAnkiOpal
VendorAnkiOpal
Rating★ 4.8★ 4.7
PricingFreemiumPaid
PlatformsDesktop, iOS, AndroidiOS
Key featuresSpaced repetition, Local decks, Open sourceApp limits, Deep Focus, iOS Screen Time+
HeadquartersOpen sourceUSA
Founded20062020
Open sourceYesNo

Key differences

  • Anki has a higher user rating (4.8★ vs 4.7★).
  • Anki is Freemium, while Opal is Paid.
  • Anki is open source (its code is public), while Opal is proprietary.
  • Anki runs on Desktop, iOS, Android; Opal runs on iOS.

Frequently asked questions

Is Anki or Opal better?

By user rating, Anki scores higher (4.8★ vs 4.7★). Both are capable Productivity tools, so review the feature comparison for your use case.

Which is cheaper, Anki or Opal?

Anki is Freemium and Opal is Paid. Check each product page for current plan details.

Are Anki and Opal open source?

Anki is open source, while Opal is proprietary.

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