Decibel：Sound Meter vs 小学语文吧
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Decibel：Sound Meter
This application offers real-time decibel measurements with high precision. It provides detailed reports, location data, and the ability to share or export audio measurements. Users can also utilize a real-time decibel camera feature.
- Real-time decibel measurement
- High precision
- Location data
- Decibel camera
- Measurement reports
- Data sharing
- Audio data export
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Decibel：Sound Meter is an app that can provide real-time decibel data, with the following features: -High precision measurement, real-time measurement -Provide location -Real time decibel camera -Provide detailed measurement reports -One click sharing of measurement data -Support for exporting audio data I Payment: The user deducts the payment through their iTunes account and makes the payment upon confirmation of purchase II Renewal: The user's iTunes account will be charged within 24 hours before expiration, increasing the corresponding subscription period III Cancel Renewal: To cancel the renewal, go to "iTunes Store and App Store" ->click on "App ID" to enter the "Account Settings" page, click on "Subscription", and choose to unsubscribe IV Privacy Agreement: https://docs.qq.com/doc/DVURkSmJKSll0dXBW 5、 Terms of Use: https://docs.qq.com/doc/DVXB3TWtxSUt2Rk1R
小学语文吧
This app offers a foundational approach to learning Chinese, covering pronunciation, essential vocabulary, and character writing. It's designed for beginners to build a solid understanding of the language.
- Learn Pinyin for pronunciation
- Study common Chinese vocabulary
- Practice writing Chinese characters
- Suitable for absolute beginners
- Foundational Chinese language education
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【小学语文吧】- 基础汉语教学，零基础也可以学会汉语。 【学习拼音】：学习拼音可以帮助你正确发音并识别汉字。 【学习常用词汇】：学习一些常用的中文词汇可以帮助你迅速进入中文学习的状态，并提高你的口语交流能力。 【练习写汉字】：中文汉字是学习中文的重要组成部分，尝试学习一些简单的汉字并进行写作练习，可以提高你的中文水平。 如果您有什么好的建议或意见，可以发送邮件至： yuanyuzhou2023@sina.com,我们期待您的联系。
Screenshots
Verdict
The clearest difference is in-app purchases: 小学语文吧 at none against Decibel：Sound Meter's 3. Decibel：Sound Meter's advantage is update cadence (every 11 days vs every 6 weeks). On price, 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
Both are free to download. Decibel：Sound Meter sells 3 in-app purchases, starting at $3.99 per 7 days. 小学语文吧 asks for nothing beyond the download.
Decibel：Sound Meter ships an update every 11 days, 小学语文吧 every 6 weeks. Both last shipped on October 30, 2026.
| Parameter | Decibel：Sound Meter | 小学语文吧 |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (6 ratings) — better | — |
| Positive reviews | — | 71.4% of reviews |
| Number of ratings | 6 — better | — |
| Update frequency | Every 11 days — better | Every 6 weeks |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 | 13.0 |
| Further details — not scored | ||
| Size | 33 MB | 178 MB |
| Age rating | 9+ | 4+ |
| Developer | ZHHUALIUON INC | Shandong Yuanyuzhou Information Technology Co. LTD |
Customer experience
Decibel：Sound Meter
小学语文吧
In-app purchases
Decibel：Sound Meter
- Weekly membership3 Days trial$3.997 Days
- Monthly membership3 Days trial$4.991 Month
- Annual membership3 Days trial$14.991 Year
小学语文吧
No in-app purchases
