| Approach | Safe? | Legal? | Works as expected? | |----------|-------|--------|--------------------| | DeepL Pro 1.1.10 portable (cracked sites) | ❌ No – malware risk | ❌ No – copyright violation | ❌ Rarely – often fake or broken | | Official DeepL Pro web app (any computer) | ✅ Yes | ✅ Yes | ✅ Yes, with latest features | | Official installed DeepL Pro on up to 5 devices | ✅ Yes | ✅ Yes | ✅ Yes | | API + third-party portable client | ✅ If reputable | ✅ Yes (with your API key) | ⚠️ Partial features |
If you need legitimately: