MobileSign provides free video lessons for learning British Sign Language.
SignDeaf
SignDeaf provides free online British Sign Language lessons and sign resources.

About SignDeaf
SignDeaf is a free online dictionary and learning site for British Sign Language (BSL). Each sign is presented with an HD video, a handshape guide, and AI-written usage notes that include cultural context. Signs are rated by difficulty on the CEFR scale, from A1 to C2, and users can search, filter, and browse by category, difficulty, or handshape. The homepage states that new signs are added every week and lists more than 500 signs.
The site describes its main audience as Deaf people and the parents, teachers, colleagues, and friends who want to communicate with them. Progress tracking, quizzes, and a practice feature are described on the homepage. A free account is offered so that streaks, XP, and saved signs can be kept across devices. The homepage makes no claims about data handling, and it does not describe any geographic or usage restrictions.
Key features
- HD video for each sign, with the option to slow playback
- Handshape guide for each sign
- AI-written usage notes with cultural context
- CEFR difficulty ratings from A1 to C2
- Search and filter by category, difficulty, or handshape
- Progress tracking through CEFR levels, with signs marked as learned
- The homepage states that the site is free, with no paywalls or premium tier
- Each sign includes video, a handshape guide, and usage notes
- Signs are graded by CEFR level, so learners can match content to their level
SignDeaf at a glance
- Website
- signdeaf.com
- Category
- Education & Learning › Language Learning
- Type
- Website
- Pricing
- Free
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
SignDeaf alternatives
Tools and sites you could use instead, ranked by how closely they match.
The British Sign Language Dictionary lets users search and compare signs, with more than 21,000 video signs listed.
British Sign Language SignBank introduces BSL through a dictionary, fingerspelling resources, and videos of Deaf people using the language.
SignSchool provides tools and lessons for learning American Sign Language.
PocketSign teaches American Sign Language through step-by-step video lessons.
LifePrint offers free self-study resources for American Sign Language, including signs and lessons.
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SignDeaf FAQ
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What do the CEFR levels mean on SignDeaf?
How often are new signs added?
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