Free and open first

Best Spaced Repetition Software in 2026

38 apps
Research read 10 Oct 2026
How the order is worked out

1

Brainscape
by Brainscape
Free plan AndroidAPIiPhone+1

Brainscape combines confidence-based review scheduling with tools for creating and sharing flashcards.

7.7 Free plan · paid from $7.99/user/mo (annual) Visit site
2

Gizmo
by Gizmo
Free plan AndroidAPIExtension+2

Gizmo offers several ways to convert listed learning materials into study aids, including summaries, flashcards, and quizzes.

7.5 Free plan Visit site
3

Flashcards World

Free plan AndroidiPhoneWeb

Flashcards World combines flexible card creation with spaced-repetition scheduling and offline mobile study.

7.4 Free plan Visit site
4

Mochi

Free plan AndroidiPhoneLinux+2

Mochi provides a free, offline-capable way to create and review flashcards, with Pro adding sync, storage, and publishing.

7.4 Free plan · paid from $5/mo (annual) Visit site
5

Knowt
by Knowt
Free plan WebiPhoneAndroid

Knowt offers several AI study formats alongside source uploads and mobile apps. Check the plan billing details and upload limits before choosing an Ultra plan.

7.3 Free plan · paid from $12.99/mo (annual) · 3-day trial Visit site
6

Nibomo
by Nibomo
Free plan AndroidiPhoneWeb

Nibomo brings flashcards, spaced repetition, offline mobile study, and AI-assisted card creation together.

7.2 Free plan Visit site
7

RemNote
by RemNote
Free plan AndroidiPhone

RemNote brings note-taking, document annotation, and review tools together, with offline access and mobile apps.

6.9 Free plan · paid from $8/mo Visit site
8

SuperMemo
by SuperMemo
Free plan AndroidAPIiPhone+4

SuperMemo provides broad language coverage with placement, review, speech, and offline study tools. The free plan offers an entry point, while paid plans add course access and AI features.

6.9 Free plan · paid from 35.99 PLN/mo · 30-day trial Visit site
9

PupilBot

Free plan iPhone

PupilBot focuses on cited flashcards and quizzes made from uploaded study material. Check the free plan’s first-study limit and the unspecified premium prices before choosing it.

6.8 Free plan Visit site
10

Vaia
by Vaia
Free plan AndroidiPhoneWeb

Vaia combines learning materials, study organization, flashcards, AI tools, and mock exams for students. Its free account is listed as free, but the plan details do not state feature limits.

6.8 Free plan Visit site
11

Anki

Free plan AndroidiPhoneLinux+3

6.6 Free plan Visit site
12

Brainy

Free plan LinuxMacWindows

6.4 Free plan Visit site
13

Flashcard Hero

Free plan iPhoneMacWindows

6.3 Free plan Visit site
14

Mnemosyne

Free plan AndroidLinuxMac+2

6.3 Free plan Visit site
15

Burbly

Free plan AndroidWeb

6.2 Free plan Visit site
16

Memorang

Free plan AndroidiPhoneWeb

6.2 Free plan Visit site
17

Remember Me

Free plan AndroidiPhoneMac+2

6.2 Free plan Visit site
18

NeuraCache

Free plan AndroidiPhoneMac

6.1 Free plan · paid from $3.99/mo · 7-day trial Visit site
19

Notum Learn

Free plan AndroidiPhoneWeb

6.1 Free plan Visit site
20

FlashPrep

Free plan Web

6.0 Free plan · paid from $4.99/mo Visit site
21

iDoRecall (SmarterHumans.ai)

Free plan Web

6.0 Free plan · paid from $96/user/yr Visit site
22

Repetitions

Free plan AndroidiPhoneLinux+3

6.0 Free plan Visit site
23

Memcode

Free plan Web

5.9 Free plan Visit site
24

OmniSets

Free plan Web

5.7 Free plan · paid from $3.99/mo Visit site
25

OpenCards

Free plan Linux

5.7 Free plan Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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