DeepL
Neural machine translation platform that added Vietnamese and early-access Thai in 2025 for Asia-Pacific business communication
DeepL is a Cologne, Germany-based neural machine translation platform that added Vietnamese as a fully supported language and Thai in API early access in June 2025, specifically to serve manufacturing and business clients communicating across the Asia-Pacific region. It is best for SEA businesses and developers translating documents and text into or out of Vietnamese, and for developers testing Thai via the API ahead of general availability. Pricing is freemium: a free tier plus a Starter Pro plan from $10.49/month, Advanced from $34.49/month, and Ultimate from $68.99/month.
Judged on regional fit, not vendor glossies.
Thai was added in 2025 specifically for Asia-Pacific business demand, but only as API early access rather than confirmed general availability.
Vietnamese is fully supported; Thai is API-only early access; no other SEA language is documented in this update.
Translation engine, not a LINE Official Account or messaging integration.
Not an e-commerce tool; no Shopee/Lazada integration applicable to a translation product.
A free tier plus a $10.49/month Starter plan make entry-level access affordable, though higher document-translation volumes require pricier tiers.
- ✓Vietnamese is a fully supported language across Translator, apps, and API, not a limited beta
- ✓Free tier available for testing before committing to a paid plan
- ✓Document translation preserves formatting, useful for contracts and technical specs
- ✓Strict no-retention privacy policy suitable for regulated manufacturing and export businesses
- ×Thai is early access and API-only as of the 2025 launch, not yet confirmed in the consumer Translator app
- ×No confirmed support for Bahasa Indonesia, Malay, Tagalog, or Khmer in the same update
- ×Higher document-translation limits require the $34.49+/month Advanced or Ultimate plans
About DeepL
DeepL is a neural machine translation company founded in 2017 and headquartered in Cologne, Germany, offering text, document, and API translation used by businesses for cross-border communication. On June 24, 2025, DeepL added Vietnamese as a fully supported language, Hebrew, and Thai in early access on the DeepL API, bringing its total supported languages to 36, while also expanding document translation to Arabic and Traditional Chinese. DeepL's chief revenue officer stated the additions were a direct response to customer demand, noting that Vietnamese and Thai were particularly important for manufacturing clients needing to communicate quickly with colleagues and partners across the Asia-Pacific region.
Key Features
Best For
Southeast Asia Fit
DeepL is a global translation engine whose Southeast Asia relevance is anchored in its June 2025 language expansion, which added Vietnamese as a fully supported language and Thai in early access on its API, specifically citing demand from manufacturing clients communicating across the Asia-Pacific region. Vietnamese is available across DeepL's Translator, apps, and API, while Thai remains API-only and early access, so full consumer-app support for Thai was not yet confirmed at the time of this entry. No other SEA language, such as Bahasa Indonesia, Malay, Tagalog, or Khmer, was part of this update.
- Thailand fit
- 6/10 (Thai launched in 2025 but as API-only early access, not yet confirmed general availability in the consumer Translator app)
- SEA localization
- Vietnamese is fully supported across DeepL's products; Thai is early access and API-only; no other SEA language (Bahasa Indonesia, Malay, Tagalog, Khmer) is documented
- Global
- Vietnam
- Thailand
Integrations
- Other
- DeepL API
- ↗DeepL added Vietnamese, Hebrew, and early-access Thai (API only) on June 24, 2025, with its CRO citing manufacturing-client demand for Asia-Pacific communicationverified 2026-08-29
- ↗DeepL's language expansion added Vietnamese, Hebrew, and Thai, bringing total supported languages to 36verified 2026-08-29
- ↗DeepL's press release confirming the new-language launch and expanded document translation to Arabic and Traditional Chineseverified 2026-08-29
- ↗DeepL Pro pricing: Starter $10.49/month, Advanced $34.49/month, Ultimate $68.99/month, with 16% off on annual billingverified 2026-08-29
- ↗DeepL Official Website
- ↗DeepL Pricing Plans
- ↗SEA Operational Audit 2026
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The questions operators actually ask.
Does DeepL support Vietnamese?
Yes, DeepL added Vietnamese as a fully supported language on June 24, 2025, alongside Hebrew, across its Translator, apps, and API.
Does DeepL support Thai?
Thai launched in early access on the DeepL API in the same June 2025 update. It was not confirmed as generally available in DeepL's consumer Translator app at the time of this entry.
How much does DeepL Pro cost?
The Starter plan is $10.49/month (removes the character limit, includes a small number of document translations per month), Advanced is $34.49/month, and Ultimate is $68.99/month, with 16% off on annual billing.