Comparison

Duoreader vs Lingible | Learn Languages

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Duoreader

Enhance language learning by reading bilingual texts with sentence-by-sentence and word-by-word alignment. Access a vast library of classic books and websites, or import your own content, all with integrated AI dictionaries and text-to-speech functionality.

Highlights
  • Sentence-by-sentence translation alignment
  • Word-by-word alignment
  • AI-powered dictionary
  • Text-to-speech with adjustable speed
  • Library of classic books and websites
  • Import custom ePUB and PDF files
  • Progress and bookmark syncing
Features
Read full description

Duoreader makes it easy to read bilingual texts by aligning translations sentence-by-sentence. You can enjoy the beauty of the originals while improving your language skills naturally. Read anything you want Free, with no ads. Duoreader translates what you read as you go. Whether the text has a human translation or not, you always read it side by side in two languages. Word-by-word alignment Tap a sentence to line up both versions word by word and see exactly which phrase maps to which. AI dictionary Tap any word for a definition that fits the sentence you are reading. Text-to-speech (TTS) and read aloud Listen with natural voices and adjustable speed, and follow along as the text highlights. 78 classic books, in 11 languages Translations into Chinese, English, French, German, Spanish, Italian, Arabic, Japanese, Russian, Korean and Polish. Austen, Dickens, Orwell, Hemingway and more — read them as they were translated, or let Duoreader translate for you. 1,400+ websites, 24 languages Browse by topic — news, science, tech, health, culture, history, travel, food, sport, finance and more — and read any article in your own language, even where no translation exists yet. Prefer a site of your own? Paste the URL. Import your own books Import your own ePUB and PDF files and read them the same way, with bilingual reading, dictionary and TTS. Library and bookmarks Filter by level and language, and save a bookmark on any paragraph to come back to it later. Your progress and bookmarks sync across devices when you sign in. Duoreader supports many languages including Chinese, English, French, Spanish, Italian, Japanese, Arabic, and Russian, with more to come. Bring your favorite books, read something new every day, and learn languages naturally — all within Duoreader.

About

Lingible | Learn Languages

Break through language learning plateaus with an immersion-based approach. Read books, watch videos with dual subtitles, and practice shadowing native speakers to achieve fluency.

Highlights
  • Read bilingual books (EPUB, PDF, MOBI, TXT, FB2)
  • Watch YouTube with dual subtitles
  • Listen to audiobooks with AI narration
  • Practice shadowing native speakers
  • Tap words for instant translation
  • AI sentence explanations
  • Save words for spaced repetition
Features
Read full description

Stuck on a language learning plateau? Lingible helps you become fluent through immersion — by reading real books, watching videos with dual subtitles, and shadowing native audio. 40+ languages. No drills. No streaks. Just immersion. THE LINGIBLE METHOD Tired of language apps that feel like homework? Drills and gamification get you to A2 — then nothing. Lingible is built for intermediate learners who want to break through the plateau using comprehensible input — the same method polyglots and linguists like Stephen Krashen recommend. You learn the way you learned your native language: by understanding real content, in context, every day. READ — Books in your target language Access 60,000+ bilingual books or upload your own. Supported formats: EPUB, PDF, MOBI, TXT, FB2. - Tap any word for instant translation - AI explains tough sentences in simple terms - Parallel text mode — see both languages side by side - Save unknown words automatically WATCH — YouTube with dual subtitles Turn any YouTube video into a language lesson. - Dual subtitles — target language + your native language - Tap subtitles to translate any word - Loop and repeat any phrase (perfect for shadowing) - Adjust playback speed to your level LISTEN — Audiobooks and TTS Hear every book read aloud by natural AI voices. - Listen while reading - Build listening comprehension naturally - Train your ear for native pronunciation PRACTICE — Shadowing and review Shadow native speakers to fix pronunciation and rhythm. - Loop any sentence to practice shadowing - Auto-generated flashcards from words you save - Spaced repetition keeps vocabulary in long-term memory WHY IMMERSION WORKS Memorizing 500 words from a list doesn't make you fluent. Reading a book where those words appear in real stories does. Watching a YouTube creator you actually like, with subtitles you can tap — that's immersion. That's how the brain acquires language. Lingible combines reading, watching, listening, and shadowing in one app — so you can replace passive scrolling with comprehensible input every day. 40+ LANGUAGES SUPPORTED English, Spanish, French, German, Italian, Portuguese, Turkish, Arabic, Chinese, Japanese, Korean, Russian, Dutch, Polish, and more. WHO IS LINGIBLE FOR - Intermediate learners (A2-C1) stuck on the plateau - Duolingo graduates who want real fluency - Language Reactor users who want a mobile-first experience - Polyglots who learn through native content - Anyone who wants to read foreign books with confidence Stop memorizing. Start understanding. Download Lingible and learn languages the way your brain actually wants to. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Duoreader4 screens
Lingible | Learn Languages4 screens

Verdict

The call

The clearest difference is review sentiment: Duoreader at 63% against Lingible | Learn Languages's 0%. Duoreader also leads on rating (4.1 vs 3.5) and in-app purchases (none vs 2). Lingible | Learn Languages's advantage is update cadence (every 9 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Lingible | Learn Languages sells 2 in-app purchases, starting at $9.99 per month. Duoreader asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Duoreader holds the better App Store score, 4.1 against 3.5. That said, the two scores are not equally well evidenced: Duoreader has 24 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 63% of Duoreader's written reviews are positive against 0% of Lingible | Learn Languages's.

UpkeepUpdate frequency

Duoreader ships an update every 2 months, Lingible | Learn Languages every 9 days. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.

Scorecard7 real differences · 3 level
Duoreader versus Lingible | Learn Languages: the parameters behind the verdict, then further details
ParameterDuoreaderLingible | Learn Languages
PriceFreeFree
Rating4.1 (24 ratings) — better3.5 (4 ratings)
Positive reviews62.5% of reviews — better0.0% of reviews
Number of ratings24 — better4
Update frequencyEvery 2 monthsEvery 9 days — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.2
Further details — not scored
Size43 MB114 MB
Age rating12+4+
DeveloperXing ChenAbylay Anayat

Customer experience

Duoreader

All ratings23 ratings
Positive82.6%
Neutral4.3%
Negative13.0%
Written reviews8 reviews
Positive62.5%
Neutral12.5%
Negative25.0%

Lingible | Learn Languages

All ratings4 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Duoreader

No in-app purchases

2 purchases

Lingible | Learn Languages

Subscriptions2
  • Lingible Pro — Monthly$9.991 Month
  • Lingible Pro — Annual7 Days trial$59.991 Year

Questions

Is Duoreader free?
Duoreader is free to download, with no in-app purchases.
Is Lingible | Learn Languages free?
Lingible | Learn Languages is free to download, with in-app purchases available.
Which has better reviews, Duoreader or Lingible | Learn Languages?
Duoreader is rated higher. Duoreader averages 4.1 out of 5 from 24 ratings, while Lingible | Learn Languages averages 3.5 from 4 ratings.
Do Duoreader or Lingible | Learn Languages have ads?
Lingible | Learn Languages shows ads; Duoreader does not.
Which is updated more often, Duoreader or Lingible | Learn Languages?
Duoreader ships an update every 2 months, and Lingible | Learn Languages every 9 days. Most recently, Duoreader was updated on November 11, 2026 and Lingible | Learn Languages on November 12, 2026.

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