Comparison

Multi vs QT ECG

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

Head to head
About

Multi

Features
Read full description

The Multi-ECG app allows - in combination with the CardioScout Multi-ECG recorder - the first mobile resting ECG recording with the iPod, iPad and iPhone. The derived ECG data are sent online via Bluetooth from the ECG recorder to the iOS device and displayed on the screen. The ECG data can be stored locally or – as an option - on a server. The server stored data can be visualized and handled with any web browser over a secure connection. In addition, the server stored data can be downloaded and processed into our VMX00 resting ECG software. If you are using our Cardio cout Multi-ECG as a holter the Multi-ECG app can be used for the startup online control. The app further allows the manual collection and graphical presentation of weight, blood pressure and glucose levels. - mobile recording of resting ECG with the iPod, iPad and iPhone - mobile online control system for operating the Holter - storing the ECG data - optional storage on a server (10 Euro / month) - optional download in the resting ECG software VMX00 - detection of weight, blood pressure and glucose values

About

QT ECG

Record and transmit high-quality 12-lead ECGs for physician interpretation. This app connects to compatible smart devices via Bluetooth to display and send ECG data to a secure cloud. An account with the developer is required for use.

Highlights
  • Hospital-quality 12-lead ECG recording
  • Bluetooth connectivity to smart devices
  • HIPAA/GDPR-compliant cloud transmission
  • Physician interpretation ready
  • High-quality ECG display
Read full description

Hospital-quality 12-lead ECG designed for personal use QT ECG™ is designed for use by a patient or a healthcare worker to record electrocardiogram (ECG) and transmit to a HIPAA and/or GDPR-compliant cloud for physician interpretation. QT ECG™ connects with compatible smartmobile devices via Bluetooth, and displays high quality full 12-lead ECG and transmits to the cloud. You will need an account with QT Medical (www.qtmedical.com) to use this app.

Screenshots

Multi4 screens
QT ECG3 screens

Verdict

The call

The clearest difference is iOS requirement: Multi at 8.2 against QT ECG's 15.0. On price, update cadence, ads and in-app purchases 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

Multi ships an update every 3 months, QT ECG every 2 months. The most recent releases landed on September 13, 2026 and September 10, 2026 respectively.

Scorecard1 real difference · 9 level
Multi versus QT ECG: the parameters behind the verdict, then further details
ParameterMultiQT ECG
PriceFreeFree
Rating—3.4 (5 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—5 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS8.2 — better15.0
Further details — not scored
Size11 MB58 MB
Age rating17+4+
DeveloperSarah RichterQT Medical, Inc.

In-app purchases

None

Multi

No in-app purchases

None

QT ECG

No in-app purchases

Questions

Is Multi free?
Multi is free to download, with no in-app purchases.
Is QT ECG free?
QT ECG is free to download, with no in-app purchases.
Do Multi or QT ECG have ads?
Neither Multi nor QT ECG shows ads.
Which is updated more often, Multi or QT ECG?
Multi ships an update every 3 months, and QT ECG every 2 months. Most recently, Multi was updated on September 13, 2026 and QT ECG on September 10, 2026.

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