Comparison

THOTH ECG vs ECG Journal

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

Head to head
About

THOTH ECG

Features
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THOTH ECG (wearable dynamic electrocardiogram recorder software) can monitor heart rate for a long time, display dynamic electrocardiogram in real time, and also view heart rate in real time. When the heart rate exceeds the set expected value, there will be a sound reminder to inform, making it a good assistant for your daily life. Function: -View real-time electrocardiogram; -View real-time heart rate; -When the heart rate exceeds the set expected value, there is a sound reminder to inform; Note: This app does not replace seeking medical treatment at a hospital. If you experience any discomfort during the monitoring process, please consult a doctor or professional as soon as possible~

About

ECG Journal

Features
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ECG Journal helps you keep an ECG library organized with the context that matters. Review your ECG history in a clean timeline, add notes, organize records with tags, and filter by symptoms or keywords. When available, ECG Journal can also use HealthKit data to show nearby blood pressure readings alongside your ECG entries. Features: - Browse ECG records in a simple journal view - Add notes to individual ECG entries - Organize entries with custom tags - Filter by tags, symptoms, and note text - View ECG details with rhythm, heart rate, and waveform - Link nearby blood pressure readings from HealthKit and easily view their average - HealthKit sync ECG Journal is designed for personal record keeping and easier review of your ECG history. It is not intended to diagnose, treat, or replace professional medical advice.

Screenshots

THOTH ECG3 screens
ECG Journal4 screens

Verdict

The call

The clearest difference is update cadence: ECG Journal at daily against THOTH ECG's every 8 months. THOTH ECG's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

THOTH ECG ships an update every 8 months, ECG Journal daily. The most recent releases landed on October 5, 2026 and September 28, 2026 respectively.

Scorecard2 real differences ยท 4 level
THOTH ECG versus ECG Journal: the parameters behind the verdict, then further details
ParameterTHOTH ECGECG Journal
PriceFreeFree
Update frequencyEvery 8 monthsDaily โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 โ€” better17.0
Further details โ€” not scored
Size5 MB4 MB
Age rating12+17+
Developer็ดขๆ€(่‹ๅทž)ๅŒป็–—็ง‘ๆŠ€ๆœ‰้™ๅ…ฌๅธMerge Labs Ltd

In-app purchases

None

THOTH ECG

No in-app purchases

None

ECG Journal

No in-app purchases

Questions

Is THOTH ECG free?
THOTH ECG is free to download, with no in-app purchases.
Is ECG Journal free?
ECG Journal is free to download, with no in-app purchases.
Do THOTH ECG or ECG Journal have ads?
Neither THOTH ECG nor ECG Journal shows ads.
Which is updated more often, THOTH ECG or ECG Journal?
THOTH ECG ships an update every 8 months, and ECG Journal daily. Most recently, THOTH ECG was updated on October 5, 2026 and ECG Journal on September 28, 2026.

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