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Head-to-head · Language Immersion Apps

Lector vs Readlang

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Lector #3 in Language Immersion Apps 8.8/10 Free plan Free plan✓ 3 of 3 features Visit Lector
Readlang #4 in Language Immersion Apps 8.6/10 Free plan Free plan✓ 0 of 3 features Visit Readlang

Lector leads on 0 checks, Readlang on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreLector · 8.8/10
  • Free planboth
  • Most featuresLector · 3 of 3

Lector scores higher on our rubric for language immersion apps: 8.8 against 8.6 out of 10; our editors rank them #3 and #4.

Lector is the better fit for budget learners wanting self-hosted control. Readlang is the better fit for affordable reading and web immersion.

  • Lector fits best

    Budget learners wanting self-hosted control

  • Readlang fits best

    Affordable reading and web immersion

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Lector 8.8/10 Visit ↗ Readlang 8.6/10 Visit ↗
At a glance
Editor score 8.8 8.6
Ranking #3 in Language Immersion Apps #4 in Language Immersion Apps
Best for Budget learners wanting self-hosted control Affordable reading and web immersion
Pricing model Free plan + paid Free plan + paid
Starting price $50/yr $48/yr
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Self-hosted Cloud, Browser extension
Platforms Web Web, Chrome extension
Support Email, Community, Docs Community
Integrations 9 integrations 2 integrations
Built for Solo, Small business Solo, Small business
Features Lector 3/3 · Readlang 0/3
Offline access ✓ (best) Not checked yet
Transcripts or captions ✓ (best) Not checked yet
Interactive practice ✓ (best) Not checked yet
Specs
Content formats EPUB files, web articles, pasted text, YouTube captions/transcripts, podcasts Not checked yet
Learner levels Not checked yet Not checked yet
Supported languages 24 languages Not checked yet
Our review
Pros
  • Imports EPUBs, articles, YouTube transcripts, pasted text, and podcasts
  • Combines SRS, cloze practice, vocabulary tracking, and Anki sync
  • Offers free open-source self-hosting with unlimited usage
  • Click translations, context explanations, and flashcard review
  • Supports articles, books, websites, videos, and uploaded texts
  • Anki export, YouTube support, and AI conversation practice
Cons
  • Platform coverage is limited to web and self-hosted access
  • The Free plan limits imports, collections, and AI dictionary glosses
  • Cloud Plus is required for the highest AI and transcription allowances
  • No native iOS or Android apps
  • Offline lessons are not included
  • Premium Plus is needed for GPT-4o AI and whole-text voices
Our verdict

Lector is a language-learning reader for learners who want to study with their own books, articles, videos, and podcasts. It supports EPUB files, web articles, pasted text, YouTube transcripts, and podcast audio, then adds…

Read the review →

Readlang is a web-based language immersion application for learners who want to study through authentic articles, books, websites, and videos. Its core workflow combines click-to-translate reading with saved vocabulary, adaptive…

Read the review →
  1. LectorLanguage Immersion Apps 8.8Free plan
  2. ReadlangLanguage Immersion Apps 8.6Free plan

Strengths and trade-offs

  • Lector — where it wins

    • Imports EPUBs, articles, YouTube transcripts, pasted text, and podcasts
    • Combines SRS, cloze practice, vocabulary tracking, and Anki sync
    • Offers free open-source self-hosting with unlimited usage

    Where it doesn't

    • Platform coverage is limited to web and self-hosted access
    • The Free plan limits imports, collections, and AI dictionary glosses
    • Cloud Plus is required for the highest AI and transcription allowances

  • Readlang — where it wins

    • Click translations, context explanations, and flashcard review
    • Supports articles, books, websites, videos, and uploaded texts
    • Anki export, YouTube support, and AI conversation practice

    Where it doesn't

    • No native iOS or Android apps
    • Offline lessons are not included
    • Premium Plus is needed for GPT-4o AI and whole-text voices

More comparisons

All language immersion apps comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update