Comparison

iMSO vs EMC Debug

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

Head to head
About

iMSO

Transform your mobile device into a powerful mixed-signal oscilloscope. Analyze analog and digital signals with intuitive controls and advanced measurement features. A demo mode is available for free, with hardware required for full functionality.

Highlights
  • Mixed-signal oscilloscope
  • Analog and digital signal analysis
  • Simulated wave display
  • Cursors with measurements
  • Direct signal measurements
  • Analog and digital triggering
Features
Read full description

Oscilloscope your phone, touch or tablet! iMSO allows you to analyze 2 analog and up to 4 digital signals using the iMSO-204 mixed signal oscilloscope hardware. Although demo mode is available for free with this download, hardware must be purchased to fully enable the product. - It's the first mixed signal oscilloscope available in the app store (50MSPS / 5MHz) - Easiest, most intuitive scope you’ll ever use - Preferred scope for the next generation of inventors Software demo mode includes: - Simulated wave display (sine, square, sawtooth, and triangular) - Cursors w/ measurements - Direct signal measurements - Analog triggering - Run / Stop / Single mode Hardware mode includes: - Analog triggering - Digital triggering - Cursors w/ measurements - Direct signal measurements - 1x or 10x probe setting - Run / STOP / Single mode Hardware works with the following devices: - iPad mini 3 - iPad mini 2 - iPad mini - iPad Air 2 - iPad Air - iPad 4 - iPad 3 - iPad 2 - iPad - iPhone 6 Plus - iPhone 6 - iPhone 5C - iPhone 5S - iPhone 5 - iPhone 4S - iPhone 4 - iPhone 3GS - iPod touch [3rd (32GB only), 4th and 5th generation)

About

EMC Debug

Features
Read full description

[Professional EMC Solutions, Your On-site Technical Expert] Designed for electronics engineers and EMC specialists, this app is the ultimate tool to boost testing efficiency and solve electromagnetic interference issues on the spot. We understand the challenges of working in controlled environments where information access is critical. Key Features: 100% Offline Access: Perfect for signal-free shielding rooms and anechoic chambers. Access all EMC solutions and technical documents without an internet connection during lab tests. Comprehensive EMI Strategies: Proven solutions for Conduction (CE), Radiation (RE), ESD, Surge, and other common electromagnetic compatibility challenges. Quick Lookup & Diagnosis: Locate issues instantly with an intuitive interface. Get specific advice on filtering, shielding, and grounding to speed up your R&D process. Who is this for? Hardware R&D Engineers EMC Test Engineers Product Certification Specialists Download now and streamline your product certification process anytime, anywhere! 【專業 EMC 整改方案,您的隨身技術專家】 這是一款專為電子工程師與 EMC 專家打造的專業工具,旨在提升測試效率並即時解決電磁干擾問題。我們深知在受限的實驗室環境中,快速獲取技術資料的重要性。 主要特色: 100% 完全離線使用: 專為無訊號的屏蔽室與電波暗室設計。實驗室測試期間無需網路,即可隨時查閱所有 EMC 整改方案與技術文件。 全方位整改對策: 收錄傳導 (CE)、輻射 (RE)、靜電 (ESD)、雷擊 (Surge) 等各類電磁相容挑戰的成熟解決方案。 快速查找與診斷: 直覺化的分類界面助您快速定位問題。提供濾波、屏蔽與接地的具體操作建議,大幅加速研發進度。 適用對象: 電子研發工程師 EMC 測試工程師 產品認證專員 立即下載,隨時隨地簡化您的產品認證流程!

Screenshots

iMSO4 screens
EMC Debug4 screens

Verdict

The call

The clearest difference is ads: iMSO at none against EMC Debug's shown. iMSO also leads on iOS requirement (11.0 vs 13.0). EMC Debug's advantage is update cadence (weekly vs every 3 months). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

iMSO ships an update every 3 months, EMC Debug weekly. The most recent releases landed on September 19, 2026 and September 17, 2026 respectively.

Scorecard3 real differences · 7 level
iMSO versus EMC Debug: the parameters behind the verdict, then further details
ParameteriMSOEMC Debug
PriceFreeFree
Rating3.2 (6 ratings) — better—
Positive reviews85.7% of reviews—
Number of ratings6 — better—
Update frequencyEvery 3 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better13.0
Further details — not scored
Size11 MB63 MB
Age rating4+4+
DeveloperOscium LLCCHEHUNG LIN

In-app purchases

None

iMSO

No in-app purchases

None

EMC Debug

No in-app purchases

Questions

Is iMSO free?
iMSO is free to download, with no in-app purchases.
Is EMC Debug free?
EMC Debug is free to download, with no in-app purchases.
Do iMSO or EMC Debug have ads?
EMC Debug shows ads; iMSO does not.
Which is updated more often, iMSO or EMC Debug?
iMSO ships an update every 3 months, and EMC Debug weekly. Most recently, iMSO was updated on September 19, 2026 and EMC Debug on September 17, 2026.

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