English
1.5B+ speakers
Comprehensive Voice AI Testing for English Applications
Accent Coverage
US, UK, Australian, Indian, New Zealand
49 Languages Supported
Multilingual Voice Agent Testing
Test your voice agents across languages with comprehensive coverage
Accent support, dialect testing, and language-switching scenarios. Ensure consistent quality for global deployments.
Hamming works with
Supported Languages
Select a language to learn more about our testing capabilities
Arabic
420M+ speakers
Advanced Voice AI Testing for Arabic Applications
Accent Coverage
MSA, Gulf, Levantine, Egyptian, Maghrebi
Bengali
270M+ speakers
Advanced Voice AI Testing for Bengali Applications
Accent Coverage
Bangladeshi, West Bengali
Bulgarian
8M+ speakers
Advanced Voice AI Testing for Bulgarian Applications
Accent Coverage
Standard Bulgarian
Cantonese
85M+ speakers
Advanced Voice AI Testing for Cantonese Applications
Accent Coverage
Hong Kong, Guangzhou
Catalan
10M+ speakers
Advanced Voice AI Testing for Catalan Applications
Accent Coverage
Catalan, Valencian
Chinese
1.1B+ speakers
Advanced Voice AI Testing for Chinese Applications
Accent Coverage
Mandarin (Simplified), Traditional, Cantonese
Croatian
5M+ speakers
Advanced Voice AI Testing for Croatian Applications
Accent Coverage
Standard Croatian
Czech
10M+ speakers
Advanced Voice AI Testing for Czech Applications
Accent Coverage
Standard Czech
Danish
6M+ speakers
Advanced Voice AI Testing for Danish Applications
Accent Coverage
Standard Danish
Dutch
30M+ speakers
Advanced Voice AI Testing for Dutch Applications
Accent Coverage
Netherlands, Belgian Dutch
Estonian
4M+ speakers
Advanced Voice AI Testing for Estonian Applications
Accent Coverage
Standard Estonian
Finnish
5M+ speakers
Advanced Voice AI Testing for Finnish Applications
Accent Coverage
Standard Finnish
French
310M+ speakers
Comprehensive Voice AI Testing for French Applications
Accent Coverage
Metropolitan, Canadian, Belgian, Swiss
Galician
2.4M+ speakers
Advanced Voice AI Testing for Galician Applications
Accent Coverage
Standard Galician
German
130M+ speakers
Precision Voice AI Testing for German Applications
Accent Coverage
DACH region (Germany, Austria, Switzerland)
Greek
13M+ speakers
Advanced Voice AI Testing for Greek Applications
Accent Coverage
Modern Greek
Gujarati
55M+ speakers
Advanced Voice AI Testing for Gujarati Applications
Accent Coverage
Standard Gujarati
Hebrew
9M+ speakers
Advanced Voice AI Testing for Hebrew Applications
Accent Coverage
Modern Hebrew
Hindi
600M+ speakers
Voice AI Testing for Hindi & Hinglish Applications
Accent Coverage
Standard Hindi, regional variants
Hungarian
13M+ speakers
Advanced Voice AI Testing for Hungarian Applications
Accent Coverage
Standard Hungarian
Icelandic
350K+ speakers
Advanced Voice AI Testing for Icelandic Applications
Accent Coverage
Standard Icelandic
Indonesian
270M+ speakers
Advanced Voice AI Testing for Indonesian Applications
Accent Coverage
Standard Indonesian
Italian
85M+ speakers
Advanced Voice AI Testing for Italian Applications
Accent Coverage
Standard Italian, regional dialects
Japanese
125M+ speakers
Advanced Voice AI Testing for Japanese Applications
Accent Coverage
Standard Japanese, Kansai, Tokyo
Kannada
45M+ speakers
Advanced Voice AI Testing for Kannada Applications
Accent Coverage
Standard Kannada
Korean
80M+ speakers
Advanced Voice AI Testing for Korean Applications
Accent Coverage
Standard Korean, regional dialects
Latvian
1.5M+ speakers
Advanced Voice AI Testing for Latvian Applications
Accent Coverage
Standard Latvian
Lithuanian
3M+ speakers
Advanced Voice AI Testing for Lithuanian Applications
Accent Coverage
Standard Lithuanian
Malay
290M+ speakers
Advanced Voice AI Testing for Malay Applications
Accent Coverage
Malaysian, Indonesian influences
Malayalam
38M+ speakers
Advanced Voice AI Testing for Malayalam Applications
Accent Coverage
Standard Malayalam
Marathi
83M+ speakers
Advanced Voice AI Testing for Marathi Applications
Accent Coverage
Standard Marathi
Norwegian
5M+ speakers
Advanced Voice AI Testing for Norwegian Applications
Accent Coverage
Bokmal, Nynorsk
Odia
35M+ speakers
Advanced Voice AI Testing for Odia Applications
Accent Coverage
Standard Odia
Polish
45M+ speakers
Advanced Voice AI Testing for Polish Applications
Accent Coverage
Standard Polish
Portuguese
260M+ speakers
Advanced Voice AI Testing for Portuguese Applications
Accent Coverage
Brazilian, European Portuguese
Punjabi
125M+ speakers
Advanced Voice AI Testing for Punjabi Applications
Accent Coverage
Eastern, Western Punjabi
Romanian
24M+ speakers
Advanced Voice AI Testing for Romanian Applications
Accent Coverage
Standard Romanian
Russian
260M+ speakers
Advanced Voice AI Testing for Russian Applications
Accent Coverage
Standard Russian, regional variants
Slovak
5M+ speakers
Advanced Voice AI Testing for Slovak Applications
Accent Coverage
Standard Slovak
Slovenian
2.5M+ speakers
Advanced Voice AI Testing for Slovenian Applications
Accent Coverage
Standard Slovenian
Spanish
550M+ speakers
Complete Voice AI Testing for Spanish Applications
Accent Coverage
Latin American, European Spanish, US Spanish
Swedish
10M+ speakers
Advanced Voice AI Testing for Swedish Applications
Accent Coverage
Standard Swedish, Finland Swedish
Tamil
80M+ speakers
Advanced Voice AI Testing for Tamil Applications
Accent Coverage
Indian Tamil, Sri Lankan Tamil
Telugu
82M+ speakers
Advanced Voice AI Testing for Telugu Applications
Accent Coverage
Standard Telugu
Thai
60M+ speakers
Advanced Voice AI Testing for Thai Applications
Accent Coverage
Central Thai, regional variants
Turkish
80M+ speakers
Advanced Voice AI Testing for Turkish Applications
Accent Coverage
Istanbul Turkish, regional variants
Ukrainian
40M+ speakers
Advanced Voice AI Testing for Ukrainian Applications
Accent Coverage
Standard Ukrainian
Vietnamese
85M+ speakers
Advanced Voice AI Testing for Vietnamese Applications
Accent Coverage
Northern, Central, Southern dialects
Why Multilingual Testing Matters
Global Reach
Test across 49 languages to ensure your voice agent serves customers worldwide with consistent quality.
Accent Coverage
Test regional accents and dialects to catch ASR and comprehension issues before they impact customers.
Language Switching
Validate seamless transitions when users switch languages mid-conversation.