NiuTrans
What NiuTrans is
NiuTrans is a translation platform covering text, documents, images, and real-time voice across 454 languages. It provides document and website translation, translation memory, glossary tools, and API access. Registered accounts receive 200,000 free characters each day, displayed as 100 points. NiuTrans says document translation preserves original formatting and supports eight common formats. Its Flash model targets speed, while Pro emphasizes quality and may be slower. Users can configure terminology dictionaries and translation memory for consistent brand or industry language. The service is available through web, Android, iOS, Linux, API, and self-hosted options. JSON API documentation lists a 5 QPS limit for free users and 50 QPS for paid users, with requests limited to 5,000 characters. The iOS SDK describes offline translation without a network connection, and developer documentation covers Android, iOS, and Linux. NiuTrans identifies cross-border commerce, education, medical, finance, manufacturing, and developers as intended users and advertises 7×24 professional support.
Who it suits
NiuTrans suits organizations and developers translating multilingual content, documents, websites, or live voice. It is relevant to cross-border commerce, education, medical, finance, and manufacturing users.
What it does well
- Supports translation among 454 languages
- Provides 200,000 free characters daily
- Preserves formatting across eight document formats
- Includes glossary and translation memory tools
- iOS SDK offers offline translation
What to know first
- Free API users limited to 5 QPS
- Requests capped at 5,000 characters
- Pro model may reduce translation speed
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| 25000积分 | ￥2,000；有效期：12个月 · 25000积分 | 2,000 CNY, paid once |
| 500000积分 | ￥25,000；有效期：12个月 · 500000积分 | 25,000 CNY, paid once |
| 300积分 | ￥30；有效期：12个月 · 300积分 | 30 CNY, paid once |
| 50000积分 | ￥3,000；有效期：12个月 · 50000积分 | 3,000 CNY, paid once |
| 5000积分 | ￥500；有效期：12个月 · 5000积分 | 500 CNY, paid once |
As niutrans.com lists them, read 11 Oct 2026. The maker's own page has the final word.
Verdict
NiuTrans combines broad language coverage with document handling, terminology controls, and developer interfaces. Its daily free quota and offline iOS option add flexibility, while API limits vary by account type.
Facts from NiuTrans's own pages
- API access
- The API documentation describes HTTP translation endpoints and lists JSON, XML, language detection, bilingual comparison, terminology, and translation-memory interfaces. · niutrans.com, 11 Oct 2026
- API limits
- The JSON translation documentation states free users have a 5 QPS limit and paid users have a 50 QPS limit, with request length limited to 5,000. · niutrans.com, 11 Oct 2026
- Company
- The site footer identifies Shenyang Yayi Network Technology Co., Ltd. as the copyright holder and displays copyright years 2012–2025. · niutrans.com, 11 Oct 2026
- Daily free quota
- Registered accounts receive 200,000 free characters per day, shown as 100 points. · niutrans.com, 11 Oct 2026
- Document formatting
- The service says it preserves original document formatting and supports eight common document formats. · niutrans.com, 11 Oct 2026
- Document translation
- The web page supports PDF, Word, PowerPoint, and Excel uploads and says uploads must be no larger than 30 MB. · niutrans.com, 11 Oct 2026
- Free plan
- Yes · translate.niutrans.com, 22 Sept 2026
- Glossary tools
- Yes · translate.niutrans.com, 22 Sept 2026
- Intended users
- The maker describes use by cross-border commerce, education, medical, finance, and manufacturing organizations, as well as developers. · niutrans.com, 11 Oct 2026
- Linux support
- The developer documentation lists Android, iOS, and Linux development documentation. · niutrans.com, 11 Oct 2026
- Offline SDK
- The iOS SDK documentation describes an offline translation engine that can translate without a network connection. · niutrans.com, 11 Oct 2026
- Security and reliability
- The maker says its document translation API uses HTTPS and RESTful interfaces, with clustered deployment and multi-machine disaster recovery for availability. · niutrans.com, 11 Oct 2026
- Support
- The maker advertises 7×24 professional support and lists [email protected] and phone number 18604012360. · niutrans.com, 11 Oct 2026
- Supported languages
- 454 · translate.niutrans.com, 22 Sept 2026
- Terminology and memory
- Users can configure a terminology dictionary and translation memory to keep brand and industry terms consistent. · niutrans.com, 11 Oct 2026
- Translation coverage
- NiuTrans says its platform translates among 454 languages and offers text, document, image, and real-time voice translation. · niutrans.com, 11 Oct 2026
- Translation memory
- Yes · translate.niutrans.com, 22 Sept 2026
- Translation models
- The site offers Flash for speed-focused translation and Pro for quality-focused translation, noting Pro may reduce speed. · niutrans.com, 11 Oct 2026
- Website translation
- Yes · translate.niutrans.com, 22 Sept 2026
Where NiuTrans stands on Freedom251
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