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DeepL vs InterSub
A side-by-side comparison of pricing, ratings, features, pros and cons.
| Overview | |||
| Description | Most accurate AI translator in 31 languages consistently beating competitors. | Browser extension by InterSub Inc. offering dual subtitles and AI instant-translation for language learning. | |
| Category | |||
| Developer | Deepl | InterSub Inc. | |
| Verified Status | No | No | |
| Last Updated | Aug 2026 | Aug 2026 | |
| Pricing | |||
| Pricing Model | Freemium | Freemium | |
| Free Plan | No | No | |
| Free Trial | — | No | |
| Open Source | No | No | |
| Capabilities | |||
| API Access | — | No | |
| Features | — | • Side-by-side dual-language subtitles • AI-generated instant word translations on hover • Automatic personal vocabulary wordbook • Support across YouTube, Netflix, Coursera, and more • AI detection of idioms and phrasal verbs • Free trial plus pay-as-you-go plan | |
| Tags | accurateprofessional31-languages | language-learningdual-subtitlesai-translationbrowser-extensionvocabulary | |
| Platforms | — | Chrome Extension | |
| Mobile Apps | — | No | |
| Trust and Engagement | |||
| Review Count | 0 | 0 | |
| Saves | 0 | 0 | |
| Views | 43 | 5 | |
| Quality Score | 62/100 | 29/100 | |
| Website Status | Online | Online | |
| Availability | |||
| Website | deepl.com | intersub.cc | |
| Social Links | 4 linked | 1 linked | |
| Screenshots | No | No | |
| Reviews | |||
| Pros | • Free to use | • Free to use | |
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