Comparison

SONO USG vs DW Sono

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

Head to head
About

SONO USG

Features
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SONO USG Portable Ultrasound is a wireless, handheld, pocket-sized imaging device. This flexible and feasible APP supports reliable and dependable images for diverse scenarios. Disclaimer - Medical professionals and applications cannot be solely used (must be companioned with medical device). Only qualified healthcare professional can use the device.

About

DW Sono

Features
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专用WIFI超声成像系统。 本应用需搭配 “无线掌上彩色多普勒超声诊断仪”使用,该医疗硬件已获得以下地区的监管批准,仅可在批准范围内合法使用: 中国:已取得江苏省药品监督管理局核发的《医疗器械注册证》(注册证号:苏械注准 20242061080),有效期自 2024 年 5 月 14 日至 2029 年 5 月 13 日,符合中国医疗器械安全与性能标准; 欧盟 / 欧洲经济区(EEA):已取得 TÜV 南德(公告机构编号 0123)核发的欧盟《医疗器械法规》(MDR)质量管理体系证书(证书号:G15 089075 0012 Rev. 00),有效期自 2025 年 10 月 10 日至 2030 年 10 月 9 日,符合 Regulation (EU) 2017/745 法规要求。 非上述批准地区暂未获得该医疗硬件的监管许可,且本应用不应在不认可中国 NMPA 证书或欧盟 / EEA MDR 证书的地区使用。 重要提示:在使用本应用提供的数据进行任何医疗决策前,请务必咨询专业医师。 This app is designed for exclusive use with the Wi-Fi handheld color Doppler ultrasound diagnostic system. The paired medical device has obtained regulatory approval only for the following jurisdictions: 1.Mainland China: Registered medical device certificate issued by Jiangsu NMPA, Registration No.: SuXieZhun 20242061080, valid from May 14, 2024 to May 13, 2029, complying with China’s medical device requirements. 2.EU/EEA: MDR (Regulation (EU) 2017/745) quality system certificate issued by TÜV SÜD (Notified Body No.0123), Certificate No.G15 089075 0012 Rev.00, valid from Oct 10,2025 to Oct 9,2030. No regulatory clearance has been obtained for territories outside the above jurisdictions. This app is not authorized for use in regions that do not recognize China NMPA registration or EU MDR certification. Important Notice: Always consult a licensed medical professional before making any clinical decisions based on data from this app.

Screenshots

SONO USG3 screens
DW Sono4 screens

Verdict

The call

SONO USG and DW Sono are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SONO USG ships an update every 3 weeks, DW Sono fortnightly. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

ScorecardNo meaningful differences
SONO USG versus DW Sono: the parameters behind the verdict, then further details
ParameterSONO USGDW Sono
PriceFreeFree
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size276 MB367 MB
Age rating12+17+
DeveloperLeltekDawei Medical (Jiangsu) Co.,Ltd

In-app purchases

None

SONO USG

No in-app purchases

None

DW Sono

No in-app purchases

Questions

Is SONO USG free?
SONO USG is free to download, with no in-app purchases.
Is DW Sono free?
DW Sono is free to download, with no in-app purchases.
Do SONO USG or DW Sono have ads?
Neither SONO USG nor DW Sono shows ads.
Which is updated more often, SONO USG or DW Sono?
SONO USG ships an update every 3 weeks, and DW Sono fortnightly. Most recently, SONO USG was updated on November 7, 2026 and DW Sono on October 30, 2026.

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