Is Your Translation
Actually Good?
Get instant AI-powered quality scores from a native speaker's perspective. Find out what's awkward, what's wrong, and how to fix it.
Used by students, translators, marketers, and agencies worldwide.
Free plan · No credit card required · 5 evaluations/month
10,000+
Evaluations done
2
Evaluation types
6
Quality categories
<20s
Average evaluation time
How it works
Three simple steps to get your translation quality score
Upload or paste your text
Paste your text directly or upload a Word, PDF, Excel, or PowerPoint file.
AI evaluates your translation
Our AI analyzes accuracy, fluency, terminology, tone, grammar, and localization in under 20 seconds.
Get your detailed report
Receive a score out of 100, category breakdown, sentence-level feedback, and an improved version.
Everything you need
Powerful features to evaluate, improve, and track your translation quality
AI Quality Score
Get an overall score out of 100, broken down into 6 detailed categories: accuracy, fluency, terminology, tone, grammar, and localization.
Two Evaluation Modes
Compare source and translation side-by-side, or evaluate a standalone translated text from a native speaker's perspective.
Sentence-Level Feedback
Pinpoint exactly which sentences are awkward, mistranslated, or unnatural — not just a vague overall impression.
Improved Version
Receive an AI-rewritten version of your translation with all issues corrected, ready to use or refine further.
File Upload Support
No copy-pasting needed. Upload Word, PDF, Excel, PowerPoint, or TXT files directly and get instant results.
Evaluation History
Every evaluation is saved to your dashboard. Track your progress, compare past results, and revisit feedback anytime.
Simple, transparent pricing
Start free. Upgrade when you need more. Cancel anytime.
Free
5 evaluations / month
- ✓5 evaluations / month
- ✓1,000 chars per eval
- ✓Score provided
- ✓Basic feedback
Lite
50 evaluations / month
- ✓30 evaluations / month
- ✓3,000 chars per eval
- ✓Score + feedback
- ✓Translation naturalness check
- ✓Unlimited history
Pro
300 evaluations / month
- ✓100 evaluations / month
- ✓8,000 chars per eval
- ✓Sentence-level detailed feedback
- ✓Translation error detection
- ✓Source accuracy analysis
Team
Unlimited evaluations
- ✓300 evaluations / month
- ✓15,000 chars per eval
- ✓Team history
- ✓CSV reports
- ✓Priority support
Cancel your subscription anytime.
Translation Insights
Insights on AI translation quality, market trends, and practical tips.
The Era of Measuring AI Translation Quality
How do you judge translation quality in the age of AI?
Read more →
Market AnalysisThe AI Translation Market Game Has Already Begun
The translation market paradigm is shifting to quality management.
Read more →
InsightMore Important Than Translation: Quality Evaluation
The biggest problem with AI translation is that bad translations don't look bad.
Read more →
Future OutlookWhere Is the Translation Market Heading?
Will translators disappear? Their role is completely changing.
Read more →
Ready to check your translation?
Join thousands of users who trust Proofff for translation quality evaluation.
Get started free →Free plan · No credit card required