Head-to-head · Sign Language Apps
SpreadTheSign vs Sign ASL
SpreadTheSign leads on 0 checks, Sign ASL on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreSpreadTheSign · 8.6/10
- Free planboth
- Most featuresSign ASL · 2 of 3
SpreadTheSign scores higher on our rubric for sign language apps: 8.6 against 7.5 out of 10; our editors rank them #3 and #8.
SpreadTheSign is the better fit for people comparing multiple sign languages. Sign ASL is the better fit for free ASL dictionary users needing offline favorites.
- SpreadTheSign fits best
People comparing multiple sign languages
- Sign ASL fits best
Free ASL dictionary users needing offline favorites
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Side by side
| Feature | SpreadTheSign 8.6/10 Visit ↗ | Sign ASL 7.5/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 8.6 | 7.5 |
| Ranking | #3 in Sign Language Apps | #8 in Sign Language Apps |
| Best for | People comparing multiple sign languages | Free ASL dictionary users needing offline favorites |
| Pricing model | Free plan + paid | Free |
| Starting price | — | Free plan |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Cloud, Mobile | Cloud, Mobile |
| Platforms | Web, iOS, Android | Web, iOS, Android |
| Support | Email, Docs | |
| Built for | Solo, Small business | Solo, Small business |
| Features SpreadTheSign 1/3 · Sign ASL 2/3 | ||
| Offline access | Not checked yet | ✓ (best) |
| Dictionary lookup | ✓ | ✓ |
| Progress tracking | Not checked yet | Not checked yet |
| Specs | ||
| Signed languages | ASL, BSL, and 21 more sign languages | American Sign Language (ASL) |
| Lesson format | Video | Video |
| Supported platforms | web, ios, android | web, iOS, Android |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | SpreadTheSign is a multilingual sign-language dictionary for learners, families, educators, interpreters, and anyone who needs a sign reference. Available on the web, iOS, and Android, it supports ASL, BSL, and 21 more sign languages. Its… Read the review → |
Sign ASL is a free American Sign Language video dictionary for learners, teachers, and the Deaf community. It supports searches for words and phrases, sign comparisons, video reference, alphabetical browsing, and category browsing across… Read the review → |
Strengths and trade-offs
SpreadTheSign — where it wins
- Covers ASL, BSL, and 21 additional sign languages
- Searches words, sentence examples, and multilingual sign videos
- Includes comparisons, slow playback, favorites, and fingerspelling
Where it doesn't
- Learning and progress features are limited
- The broad language coverage may not replace a structured course
- Premium app features require the Pro Version
Sign ASL — where it wins
- Free access across web, iOS, and Android
- Search, compare, and watch ASL signs with playback controls
- Save favorite signs for offline viewing in the iOS app
Where it doesn't
- Focused on dictionary lookup rather than structured lessons
- Exercises and progress tracking are not part of the product
- Offline access applies to iOS favorites, not the full dictionary
- SpreadTheSign8.6/10 · Free plan
A free-to-start video dictionary for comparing 23 sign languages.
Visit SpreadTheSignFull verdict → - Sign ASL7.5/10 · Free plan
A free ASL reference tool with video lookup, variations, categories, and iOS favorites offline.
Visit Sign ASLFull verdict →
SpreadTheSign vs Sign ASL: questions
Which is better for sign language apps, SpreadTheSign or Sign ASL?
SpreadTheSign scores higher on our rubric for sign language apps: 8.6 against 7.5 out of 10; our editors rank them #3 and #8.
How do SpreadTheSign and Sign ASL compare?
All 3 checks we put side by side come out level: neither leads on any.
Do SpreadTheSign and Sign ASL have a free plan?
SpreadTheSign: Yes. Sign ASL: Yes.
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- SpreadTheSign vs British Sign
- SpreadTheSign vs Sign BSL
All sign language apps comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Nov 2026
Last updated · How we research and update