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WhatsThatSign vs DeafTec
How do WhatsThatSign and DeafTec compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | WhatsThatSign | DeafTec |
|---|---|---|
| What it is | This ASL dictionary offers sign or word searches, with options for alternate spellings and an interface for finding signs. | STEM Dictionary presents technical signs used in STEM subjects, supporting Auslan interpreters, teachers, tutors, and learners. |
| Website | ||
| Type | Website | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | Web | Web |
| Open source | Not stated | Not stated |
| Language | — | English |
| Alternatives |
Other options to consider
Sites similar to both WhatsThatSign and DeafTec.
An official South Korean e-government dictionary site from the National Institute of Korean Language, providing a Korean-English learners' dictionary with category search, a word of the day, small-window and advanced views, multiple language pairs and Open API access.
The multilingual Sign Language Dictionary records more than 1,000 signed words across over 100 years and describes their meaning, use, and history.
The British Sign Language Dictionary lets users search and compare signs, with more than 21,000 video signs listed.
The International Sign dictionary provides word entries, example texts, fingerspelling, and category browsing.
The NZSL Online dictionary provides reference entries for New Zealand Sign Language learners and users.





