Comparison

Lingua Sentence Builder vs TuOne

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

Head to head
About

Lingua Sentence Builder

Features
Read full description

Experience a new way to learn languages with Lingua Sentence Builder! With intuitive puzzles where you complete sentences by tapping word tiles, you can naturally master grammar structures and improve your vocabulary. [Major Updates] - Expanded Language Support: Now supports 10 languages including English, Korean, Japanese, Vietnamese, Chinese, French, Spanish, German, Russian, and Italian! - Special Modes: Learn unique styles and dialects like 'Busan Dialect', 'Pangyo Dialect', and 'Urban Slang (English)' that you won't find in textbooks. - Mistake History: Automatically records your incorrect attempts by language, allowing you to review and master them anytime. - Detailed Explanations: Deepen your understanding with grammar and vocabulary explanations provided for sentences. [Core Features] - Interactive Puzzles: A gamified way to learn by arranging words in the correct order. - Native Audio TTS: Practice listening and pronunciation with high-quality audio for every sentence. - Smart Hints: Get intelligent suggestions when stuck to maintain your learning flow. - Instant Feedback: Visual effects celebrate your success and provide immediate correction. - Dark Mode: A comfortable UI designed for studying in any environment. - Global Interface: Fully localized for learners around the world. Download for free now and take your first step towards language mastery!

About

TuOne

Learn new facts and historical details through quick, two-choice questions. Get instant feedback and track your progress as you expand your knowledge base. Ideal for learning on the go without lengthy study sessions.

Highlights
  • Two-choice questions
  • Instant answers and explanations
  • Chinese history content
  • General knowledge topics
  • Progress tracking
  • Timelines and maps
  • Customizable question sets
Features
Read full description

TuOne — Learn like you scroll No memorizing No long study sessions Every question gives you just two choices: take a look, pick one, see the answer, then go again From Chinese history to everyday knowledge, TuOne turns small pieces of knowledge into quick two-choice questions Answer a few when you have a minute, or keep going and discover what you know — and what you don’t Features ▪ Two choices, nothing more Every question has only two options, making it easy to follow your instinct and make a quick decision ▪ Instant answers See the correct answer and explanation right after you choose Learn from a mistake, or discover something new even when you get it right ▪ Chinese History Explore Chinese history from ancient times to the modern era through people, events, institutions, wars, culture and more ▪ Modern Knowledge Discover questions about general knowledge, literature, science, geography and other topics beyond history ▪ Progress & Mastery See how much you’ve explored, how much you’ve mastered, and watch your knowledge grow over time ▪ Timelines & Maps Go beyond individual questions and explore history through time, people and places ▪ Answer History & Favorites Review questions you’ve answered and save the ones worth remembering Subscribers can save unlimited favorites ▪ Custom Question Sets Import your own question sets and learn them with the same two-choice experience TuOne is for you if you • Enjoy learning without turning it into a task • Like history, science and general knowledge • Enjoy testing yourself with quick choices • Want to learn something new even when you only have a few minutes You don’t need to make time to study Open TuOne Pick one Go again Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Lingua Sentence Builder4 screens
TuOne4 screens

Verdict

The call

The clearest difference is in-app purchases: Lingua Sentence Builder at none against TuOne's 10. Lingua Sentence Builder also leads on update cadence (every 2 days vs every 4 days) and iOS requirement (13.0 vs 26.0). On price, ads and device support 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. TuOne sells 10 one-off in-app purchases. Lingua Sentence Builder asks for nothing beyond the download.

UpkeepUpdate frequency

Lingua Sentence Builder ships an update every 2 days, TuOne every 4 days. Both last shipped on October 24, 2026.

Scorecard3 real differences · 7 level
Lingua Sentence Builder versus TuOne: the parameters behind the verdict, then further details
ParameterLingua Sentence BuilderTuOne
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews—100.0% of reviews
Number of ratings1 — better—
Update frequencyEvery 2 days — betterEvery 4 days
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS13.0 — better26.0
Further details — not scored
Size25 MB509 MB
Age rating4+4+
DeveloperSeungtae Kim向煊 龙

In-app purchases

None

Lingua Sentence Builder

No in-app purchases

10 purchases

TuOne

One-time10
  • 宋·青黛$1.99
  • 五代十国·绛灰$1.99
  • 清·青乳$1.99
Show 7 more
  • 文学·金褐蓝$1.99
  • 明·赤正$1.99
  • 元·白藏$1.99
  • 民国·朱蓝$1.99
  • 谜趣·黛金$1.99
  • 三国·朱砂黑$1.99
  • 360行·钢琥$1.99

Questions

Is Lingua Sentence Builder free?
Lingua Sentence Builder is free to download, with no in-app purchases.
Is TuOne free?
TuOne is free to download, with in-app purchases available.
Do Lingua Sentence Builder or TuOne have ads?
Neither Lingua Sentence Builder nor TuOne shows ads.
Which is updated more often, Lingua Sentence Builder or TuOne?
Lingua Sentence Builder ships an update every 2 days, and TuOne every 4 days. Most recently, Lingua Sentence Builder was updated on October 24, 2026 and TuOne on October 24, 2026.

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