Side by side
Duolingo vs FullRecall
Both stand on adaptive learning software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan AndroidiPhoneMac+1
Duolingo combines language learning with chess and math lessons, plus practice and review tools. A free plan is available, while the listed trial information is inconsistent.
Visit Duolingo Free plan AndroidiPhoneLinux+3
FullRecall offers adaptive question-and-answer reviews with a free plan and no total database-size cap. Readers should account for the per-field limits and the FAQ’s distinction between remembering material and understanding it.
Visit FullRecallThe facts
| Duolingo | FullRecall | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | No |
| Runs on | Android, iPhone, Mac, Web | Android, iPhone, Linux, Mac, Web, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 2 | 2 |
| Maker | Duolingo | Not published |
| Website | duolingo.com | fullrecall.com |
| On adaptive learning software | #1 of 30 | #2 of 30 |
Duolingo: what it does well
- Free plan available
- Offers 40 languages
- Lessons adapt to learner level and pace
- Offline lessons and speech practice
- Available on Android, iOS, macOS, and web
What to know first
- Free trial length is listed differently: 14 days in pricing note, one week in plan
- No price is listed for the free trial
FullRecall: what it does well
- Free plan has no item-count or database-size limit
- Review timing adapts to recall feedback
- Imports tab-delimited Excel exports
- Can run without installation from a USB drive
- PC version supports images, sounds, and formatting
What to know first
- Questions and answers are limited to 8192 bytes each
- Category names are limited to 128 bytes
- Does not support own-server network import and export
- Designed for remembering, not understanding
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