Comparison

ToneDetector vs Learn Chinese Slang

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

Head to head
About

ToneDetector

Master Mandarin tones with this intuitive app. Practice pronunciation, compare your pitch contours to samples, and receive immediate visual feedback to improve your speaking accuracy without a tutor. Covers all Mandarin tonal syllables for effective self-assessment.

Highlights
  • Instant tone judgment
  • Visual pitch contour comparison
  • Practice all Mandarin tonal syllables
  • Self-assessment of tone perception
  • Sample sounds for comparison
  • Intuitive practice interface
Features
Read full description

How to know if you pronounced a Mandarin tone correctly without human tutors? The 12 years old tone detector app lets you make a judgement by yourself instantly. It is very intuitive for you to practice your tones. The Chinese tones are the most difficult part for a foreign language learner to speak Chinese. How to get rid of strong non-native accent and misunderstanding caused by tone issues? Using this app, practice to be right in every Mandarin tonal syllable first! Hear sample tonal syllables, practice tonal syllables and see their pitch shapes immediately. By comparing your pitch contours with the sample pitch contours directly, you can make a judgement easily by yourself. From the visual intuitive feedback, you may improve your tones quickly. This app basically covers all the possible Mandarin chinese syllables with lexical tones. They are 407 base syllables and 1259 tonal syllables. This app provides a sample sound for each tonal syllable for you to compare. By following the sample sounds, you can practice all the Mandarin tonal syllables and learn Chinese pronunciations. You can self-assess your tone perception ability too. This app is essential to all Chinese learners to master Chinese tone quickly. It could be used for tone lecture demonstration purpose too.

About

Learn Chinese Slang

Features
Read full description

Now Chinese young people are using more and more Internet slang words/buzzwords in daily talk, which are unfortunately not covered in textbooks. But if you don’t know those popular slang words/phrases, you probably can’t understand what a Chinese is talking about. To improve your Chinese and make your talk with Chinese smoother, it’s highly recommended to master these popular slang words, buzzwords, and informal words. *Buy once, use forever* 【Key Features】 * Simple UI easy to use * We select popular slang words frequently used by Chinese young people. * MP3 read by Chinese native speakers. * Chinese/English definition and examples with English translations to let you better understand how to use these slang words.

Screenshots

ToneDetector4 screens
Learn Chinese Slang4 screens

Verdict

The call

The clearest difference is price: Learn Chinese Slang at Free against ToneDetector's $9.99. Learn Chinese Slang also leads on update cadence (every 3 months vs every 29 months). ToneDetector's advantage is in-app purchases (none vs 1). On ads, 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

Learn Chinese Slang is free to download; ToneDetector costs $9.99 up front. Learn Chinese Slang sells 1 one-off in-app purchase. ToneDetector asks for nothing beyond the download.

UpkeepUpdate frequency

ToneDetector ships an update every 29 months, Learn Chinese Slang every 3 months. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

Scorecard3 real differences · 6 level
ToneDetector versus Learn Chinese Slang: the parameters behind the verdict, then further details
ParameterToneDetectorLearn Chinese Slang
Price$9.99Free — better
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 29 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.013.0 — better
Further details — not scored
Size28 MB50 MB
Age rating4+4+
DeveloperJian Cheng丹丹 王

In-app purchases

None

ToneDetector

No in-app purchases

1 purchases

Learn Chinese Slang

One-time1
  • Premium Plan$2.99

Questions

Is ToneDetector free?
ToneDetector costs $9.99, with no in-app purchases.
Is Learn Chinese Slang free?
Learn Chinese Slang is free to download, with in-app purchases available.
Do ToneDetector or Learn Chinese Slang have ads?
Neither ToneDetector nor Learn Chinese Slang shows ads.
Which is updated more often, ToneDetector or Learn Chinese Slang?
ToneDetector ships an update every 29 months, and Learn Chinese Slang every 3 months. Most recently, ToneDetector was updated on October 30, 2026 and Learn Chinese Slang on October 27, 2026.

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