📊 29K iOS Apps Tracked Updated 2 min ago ⚡ Revenue Forecasts
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69
BU Score
Solid

Cardio Journal

4.7 ✍️ Editor
✍️ BU Analytics Review

Cardio Journal is an iOS app from TSIFROVYE TEKHNOLOGII ZDOROVYA, AO in the Education category, currently rated 4.7★ across 260 ratings. Initial signal reads as mostly critical sentiment so far — users flag rough edges and unmet expectations.

Our BU Score puts it at 69Solid (established niche player). For a Education app, that means established niche player.

Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.

📊 Performance Tracking LIVE

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idle
0%
Rating
Reviews
Forecast Revenue / mo
Snapshots tracked
0
since first record
Range:

💰 Forecast Revenue / mo

MODEL
Revenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 5 of 5 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
Excellent rating (4.7★)METRIC
+$2,200
5 starREVIEW
+$1,800
Mature app (8y old)METRIC
+$1,500
Ad-supported / freemiumMETRIC
+$600
Early-stage install base (260 ratings)METRIC
+$400
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📈 Reviews Growth

LIVE
Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE
Average rating evolution. Updates with each new review batch.

🗓️ Snapshot Timeline

HISTORY
Each bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →
💾 30 MB🔞 4+📱 iOS 10.0+🔖 v1.10.0🔄 updated 4y ago🌐 EN, RU📂 Education💰 Paid🚀 Launched 2018 (8y old)

📝 About this app

"Cardio Journal" - application for all people who cares about their health.
This is a easy-to-use diary for saving and analyzing tonometer readings.

"Cardio Journal" specialities:
Save and display your readings
Remind about pressure measurement
Show graphs
Data analysis

Why is the "Cardio Journal"
Freeware and without ads - we don't want to make money on your health!
It is easy - your data is always at your fingertips.
It is beautiful - a colorful, intuitive interface.

Note that the application does not measure the pressure, it only saves the data you entered.
"Cardio Journal" is not a substitute for a doctor, do not delay your visit to a cardiologist.

🆕 What's New · v1.10.0

Hi, everyone!

— Bugs fixed

Thank you for support

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name
Cardio Journal
Developer
TSIFROVYE TEKHNOLOGII ZDOROVYA, AO
Bundle ID
ru.mdhelper.cardiojournal
App Store URL
Open in App Store
Category
Education
Content rating
4+
Languages
EN, RU

Company

Website
Not found
Tagline
Today
Description
Find apps and games for iPhone, iPad, Mac, and more on the App Store.
Founded
Not found
HQ / Address
Not found
Employees
Not found
Logo
OG image

Revenue

Verified revenue / mo
Not found
AI revenue estimate / mo
Not found
AI annual estimate
Not found
ML model estimate / mo
$10.4K/mo
Top-grossing rank
Outside top 99 in US Education
All-time revenue
Not found
Pricing
Not found

Founder

Name
Not found
X / Twitter
Not found
LinkedIn
Not found
GitHub
Not found
X followers
Not found
Public statements
Not found

Funding

Total raised
Not found
Last round
Not found
Investors
Not found
Crunchbase
Not found
AngelList
Not found

Press & Links

Articles found
Not found
Listed on
Not found
Blog
https://apps.apple.com/us/app/letterloop-group-newsletters/id6468623700
Press / News
Not found

Contacts & Socials

Socials
Not found
Email
Not found
Phone
Not found
Contact page
Not found
About page
https://apps.apple.com/us/iphone/story/id1895870717
📈Ratings growth260 ratings+25900% lifetimeShow 3-year history estimate ▾Nov 2018Jul 2024May 2026
Tracked (12 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.

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