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54
BU Score
Solid

i know percent

4.8 ✍️ Editor
✍️ bumetric analysis

i know percent is an iOS app from Dmitry Mashkin in the Finance category, currently rated 4.8★ across 20 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.

Our BU Score puts it at 54: Solid (established niche player). For a Finance 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:
Paid app ($0.00)METRIC
+$2,800
Excellent rating (4.8★)METRIC
+$2,200
Mature app (8y old)METRIC
+$1,500
Single-language (English only)METRIC
−$400
Pre-traction phase (20 ratings)METRIC
−$300
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 →
💾 1 MB🔞 4+📱 iOS 15.0+🔖 v3.1.95🔄 updated 1y ago🌐 EN📂 Finance💰 Paid🚀 Launched 2018 (8y old)

📝 About this app

Meet i know percent – your sleek, intuitive assistant in the world of percentages, working in real-time. Our streamlined interface makes solving percentage calculations quick and easy.

With i know percent, you have six essential tools at your fingertips:

- Calculate percentage increase or decrease from X to Y.
- Find what X% of Y is.
- Add X% to Y.
- Subtract X% from Y.
- Determine what percentage X is of Y.
- Track cryptocurrency values.

But there’s more! We’ve added a simple, yet powerful, currency converter to enhance your calculation toolkit.

Whether you need to calculate a percentage of a number, figure out a tip, add or subtract percentages – i know percent has you covered.

Percentages are everywhere in daily life. Stay one step ahead with i know percent.

Subscription Pricing:

- 1-Month Subscription: Just $0.99
- Payment will be charged to your iTunes account upon confirmation of purchase.
- Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period.
- Your account will be charged for renewal within 24 hours before the end of the current period, with the renewal cost identified.
- Manage or disable auto-renew in your Apple ID account settings anytime after purchase.
- This price applies to United States customers; pricing in other countries may vary and actual charges may be converted to your local currency based on your country of residence.

Privacy Policy: 
https://artcoastdesign.com/privacy/

Terms of Service: 
ttps://artcoastdesign.com/terms/

🆕 What's New · v3.1.95

- Bug Fixes and Performance Improvements

Profile & Insights

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

Identification

App name
i know percent
Developer
Dmitry Mashkin
Bundle ID
Artcoast.i-know-percent
App Store URL
Open in App Store
Category
Finance
Content rating
4+
Languages
EN

Company

Website
Not found
Tagline
Shop the New Collection
Description
Discover over 5,000 premium Procreate brushes, 250 exclusive fonts, and curated clip-art bundles at Artcoast Studio. Enjoy instant downloads, free demos, and commercial licenses to enhance your creative projects efficiently.
Founded
Not found
HQ / Address
2719 Hollywood Boulevard Hollywood, FL, 33020 United States
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
$144/mo
Top-grossing rank
Outside top 100 in US Finance
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://artcoastdesign.com/blog
Press / News
Not found
📈Ratings growth20 ratings+1900% lifetimeShow 3-year history estimate ▾Jul 2020Oct 2024May 2026
Tracked (5 weeks) Pre-tracking estimate (36 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.
💰Pricing History$0.00 → $0.79 (+0%)
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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Full revenue analysis
Read the article-style breakdown for i know percent: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
Read deep-dive →