Text Translator — Free Instant Online Tool | LazyTools

Free Text Tool · 50+ Languages · MyMemory API · Auto-Detect · Translation Memory

Text Translator

Translate text between 50+ languages using the MyMemory free translation API. Auto-detect source language, swap languages with one click, view match confidence scores and keep a session-based translation history. Combines machine translation with the world's largest translation memory database.

Text TranslatorMyMemory API • 50+ Languages • Free
Source text
63 / 500
Translation
Translation History (this session)
Text Tools50+ LanguagesAuto-DetectNo SignupFree APIHistory

How to Use the Text Translator

Enter your text in the source panel, select your source and target languages, and click Translate. The tool sends your text to the MyMemory free translation API and returns the result instantly. Furthermore, swap languages with one click, copy the translation to your clipboard, and view your translation history for the current session.

  1. Enter your textType or paste up to 500 characters of text in the source panel.
  2. Select languagesChoose the source language or leave it on Auto-Detect. Select the target language from 50+ options.
  3. Click TranslateThe tool calls the MyMemory API and displays the translation with a match confidence score.
  4. Copy the resultClick Copy to save the translated text to your clipboard for use anywhere.
  5. Swap and repeatClick the swap button to reverse languages. The source and translated text swap automatically.

What Is Machine Translation?

Machine translation uses algorithms to automatically convert text from one language to another. Modern systems use statistical models and neural networks trained on billions of translated sentence pairs. Furthermore, the field originated in the 1950s during the Cold War when the US government funded research into automated Russian-to-English translation.

This tool uses the MyMemory Translation API, which combines machine translation with a massive translation memory database. Translation memory stores previously translated text segments. Furthermore, when a new sentence matches a stored segment, the human-verified translation is returned instead of a machine-generated one. This hybrid approach produces more accurate results for common phrases and sentences.

Supported Languages

The Text Translator supports over 50 languages spanning all major language families. European languages include English, Spanish, French, German, Italian, Portuguese, Dutch, Russian, Polish, Czech, Swedish and more. Furthermore, Asian languages include Chinese (Simplified and Traditional), Japanese, Korean, Hindi, Bengali, Thai, Vietnamese and Indonesian.

Language familyLanguagesQuality level
RomanceSpanish, French, Italian, Portuguese, RomanianExcellent
GermanicGerman, Dutch, Swedish, Danish, NorwegianExcellent
SlavicRussian, Polish, Czech, Ukrainian, Bulgarian, CroatianVery good
East AsianChinese, Japanese, KoreanGood to very good
Indo-AryanHindi, Bengali, Urdu, Marathi, Gujarati, Punjabi, NepaliGood
DravidianTamil, Telugu, Malayalam, KannadaModerate to good
SemiticArabic, HebrewGood
TurkicTurkishVery good
AustronesianIndonesian, Malay, FilipinoGood
OtherThai, Vietnamese, Swahili, Persian, AmharicModerate to good

How Translation Memory Works

Translation memory (TM) is a database that stores source text segments alongside their verified translations. When a translator or translation tool encounters a new segment, the TM searches for matches. Furthermore, exact matches return the stored translation directly. Fuzzy matches (partial overlaps) suggest translations that the user can edit.

MyMemory claims the world's largest translation memory with over one billion translated segment pairs. These segments come from professional translators, EU and UN documents, and collaborative translation projects. Furthermore, the match confidence score displayed after each translation indicates how closely the input matched a stored segment. Higher confidence scores indicate translations backed by human-verified data rather than pure machine output.

Machine Translation vs Human Translation

DimensionMachine translationHuman translation
SpeedInstant (milliseconds)Hours to days per document
CostFree or very low$0.05 to $0.30 per word
Accuracy (common text)85 to 95 percent98 to 100 percent
Idioms and nuanceOften mistranslatedAccurately conveyed
Cultural contextNot consideredAdapted for target audience
Legal validityNot acceptedCertified translations accepted
Best forQuick reference, drafts, gistingOfficial documents, marketing, literature
Machine translation excels at "gisting" which means understanding the general meaning of foreign text. For quick reference and draft translations, it is faster and cheaper than any alternative. However, for legal contracts, medical documents and published content, professional human translation remains essential.

Tips for Better Translation Results

Write clear source text

Machine translation produces better results from simple, clear sentences. Avoid idioms, slang, abbreviations and complex sentence structures. Furthermore, short sentences (under 20 words) translate more accurately than long compound sentences. Split complex ideas into multiple simple sentences before translating.

Specify the source language

Auto-detect works well for most texts. However, short texts or texts with words common to multiple languages may be misidentified. Furthermore, selecting the source language manually eliminates detection errors and often produces faster results.

Review and edit the output

Never use machine translation output as final text without review. Check the translation against your knowledge of the target language. Furthermore, if you do not speak the target language, have a native speaker review the output before publishing or sending it.

Privacy and Data Handling

This tool sends your text to the MyMemory Translation API at api.mymemory.translated.net for processing. The API returns the translation and the text exchange occurs over HTTPS. Furthermore, LazyTools does not store, log or retain any text you enter or receive. The translation history shown in the widget exists only in your browser session and is lost when you close the tab.

For sensitive or confidential text, consider whether third-party API processing is acceptable. MyMemory may store submitted translations to improve their translation memory database. Furthermore, for confidential documents, use offline translation tools or professional translators with non-disclosure agreements.

The History of Machine Translation

Machine translation research began in 1954 with the Georgetown-IBM experiment, which demonstrated automatic translation of 60 Russian sentences into English. The ALPAC report of 1966 concluded that machine translation was not yet practical. Furthermore, research funding declined for two decades until statistical methods revived the field in the 1990s.

The breakthrough came in 2016 when Google introduced Neural Machine Translation (NMT). NMT uses deep learning to translate entire sentences at once rather than word by word. Furthermore, NMT reduced translation errors by 60 percent compared to the previous statistical approach. Today, all major translation services including Google Translate, DeepL and Microsoft Translator use neural architectures.

When to Use Professional Translation

Use professional human translators for legal documents (contracts, patents, court filings), medical documents (patient records, clinical trials), marketing content (advertising, branding, localisation), published content (books, academic papers) and any text where errors carry significant consequences. Furthermore, certified translations are required for immigration documents, academic transcripts and official government submissions.

Machine translation is appropriate for personal communication, understanding foreign language content, drafting translations for later review, internal business communication where approximate meaning is sufficient, and research where you need to quickly scan foreign-language sources. Furthermore, many professional translators use machine translation as a first draft and then edit the output, a workflow called post-editing.

Frequently Asked Questions

This tool uses the MyMemory Translation API, one of the largest free translation memory databases. It combines machine translation with human-verified translation memories. Furthermore, it supports over 70 language pairs.
Yes. MyMemory provides a free tier of 5,000 characters per day without requiring any account or API key. Furthermore, the tool runs entirely in your browser. No signup is needed.
Accuracy depends on the language pair and text complexity. Common language pairs like English to Spanish or French produce high-quality results. Furthermore, MyMemory blends machine translation with a database of human-verified translations for improved accuracy.
The free tier supports up to 500 characters per request. Furthermore, you can make multiple requests throughout the day up to the 5,000-character daily limit. The tool displays a character counter to help you stay within limits.
The tool sends your text to the MyMemory API for translation. MyMemory processes the request and returns the result. Furthermore, LazyTools does not store any text. Refer to MyMemory's privacy policy for their data handling practices.
The tool supports 50+ languages. However, translation quality varies by language pair. Furthermore, pairs involving widely spoken languages (English, Spanish, French, German, Chinese, Arabic) produce the best results.
A translation memory is a database of previously translated text segments. When a new sentence matches a stored segment, the verified human translation is returned. Furthermore, this produces more accurate results than pure machine translation for common phrases.
This tool is designed for short text translation up to 500 characters. For full documents, consider professional translation services or desktop tools. Furthermore, translating paragraph by paragraph can work for longer texts.
Auto-detect analyses the text to guess the source language. Short texts or texts with words common to multiple languages may be misidentified. Furthermore, selecting the source language manually produces more reliable results.
This tool is best for quick reference translations, understanding foreign text and drafting translations. For legal, medical or official documents, use a certified professional translator. Furthermore, machine translation may miss cultural nuances and idiomatic expressions.

Related Text Tools

Word Count

Count words, characters, sentences and reading time.

Case Converter

Convert text between uppercase, lowercase and title case.

Fancy Text Generator

80+ Unicode font styles for social media.

Morse Code Converter

Convert text to and from Morse code.

Find & Replace

Search and replace text with regex support.

Lorem Ipsum Generator

Generate placeholder text for design mockups.

Rate this tool

4.3
out of 5
213 ratings
5 ★
66%
4 ★
17%
3 ★
7%
2 ★
2%
1 ★
8%
How useful was this tool?