SizeChina vs CatEar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SizeChina
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The SizeChina database is the first-ever 3D digital database of Chinese head and face shapes. Accurate facial dimensions extracted from the SizeChina database can be accessed from this app, which helps students and professionals alike in designing Chinese-fit consumer products such as glasses, helmets and face masks.
CatEar
Enhance your auditory perception with scientifically designed modules. Improve speech recognition, practice with various sound simulations, and track your progress with detailed records. Includes tools for hearing tests and noise detection.
- Speech recognition training
- Noise interference practice
- Telephone voice simulation
- Musical instrument timbre practice
- Progress tracking
- Noise detection
- Hearing tests
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CatEar is a professional listening training application designed for individuals with hearing impairments, language learners, and anyone looking to improve their listening skills. With scientifically effective training modules, the app helps users steadily enhance their speech recognition ability, offering a better auditory experience. Core Features: The app includes existing speech training content, such as single-syllable word training, noise interference training, telephone voice simulation, musical instrument timbre practice, and more. Detailed historical records to track your training progress! Additional tools related to hearing, such as noise detection, hearing tests, and hearing chart records. Legal Terms: This app complies with Apple's standard software licensing agreement (EULA). Please visit https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ for more details.
Screenshots
Verdict
The clearest difference is in-app purchases: SizeChina at none against CatEar's 4. SizeChina also leads on iOS requirement (12.0 vs 17.0). CatEar's advantage is update cadence (every 3 days vs every 60 months). 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
Both are free to download. CatEar sells 4 in-app purchases, starting at $2.99 per month. SizeChina asks for nothing beyond the download.
SizeChina ships an update every 60 months, CatEar every 3 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | SizeChina | CatEar |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 60 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, Mac — better |
| Requires iOS | 12.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 23 MB | 275 MB |
| Age rating | 4+ | 4+ |
| Developer | Apps Resource Centre, Hong Kong Baptist University | 雄杰 杨 |
In-app purchases
SizeChina
No in-app purchases
CatEar
- 包月$2.991 Month
- 包年$9.991 Year
- 红心补充包(10颗)$0.99
- Lifetime$19.99
Questions
Is SizeChina free?
Is CatEar free?
Do SizeChina or CatEar have ads?
Which is updated more often, SizeChina or CatEar?
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