71
BU Score
Strong
PCalc Der beste Taschenrechner
✍️ BU Analytics Review
“
PCalc Der beste Taschenrechner is an iOS app from TLA Systems Ltd. in the Utilities category, currently rated 4.7★ across 764 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Our BU Score puts it at 71 — Strong (healthy traction). For a Utilities app, that means healthy traction.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
creator
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
Range:
💰 Forecast Revenue / mo
MODELRevenue 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 11 of 11 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 (4.7★)METRIC | +$2,200 | |
| worth every pennyREVIEW | +$2,000 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| excellent appREVIEW | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| Established app (7y old)METRIC | +$800 | |
| Early-stage install base (764 ratings)METRIC | +$400 | |
| Single-language (English only)METRIC | −$400 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
💚Sentiment Over Time↑ green = positive · ↓ red = negative
Nov 24
Dec 24
Jan 25
Feb 25
Apr 25
May 25
Jun 25
Jul 25
Sep 25
Oct 25
Nov 25
Mar 26
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →💾 81 MB🔞 4+📱 iOS 15.0+🔖 v3.14.4🔄 updated 2mo ago🌐 EN📂 Utilities💰 Paid🚀 Launched 2019 (7y old)
📝 About this app
PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody looking for a feature rich calculator. It includes an optional RPN mode and multi-line display, a choice of button layouts, an extensive set of unit conversions and constants, a paper tape, multiple undo and redo, engineering and scientific notation, as well as support for hexadecimal, octal, and binary calculations.
Includes an Apple Watch app, so you can calculate on your wrist!
Includes an Apple Watch app, so you can calculate on your wrist!
🆕 What's New · v3.14.4
Added an option to use woodworking fractions, in the Advanced settings.
Added an option to use the Indian numbering system for thousands separators, in the Advanced settings.
Added an option to ignore trailing operators, on by default, in the Advanced settings.
Added an option to automatically press Equals before "M+" and "M in" operations, on by default, in the Advanced settings.
Added an option to allow all themes for dark or light mode, in the Theme settings.
Added an option to hide any gloss effects on the display, in the Theme settings.
Added "Flow Rate", "Jewelry", and "Typography" sections to the conversions.
Added "norm", "sci", "eng", "acc", "frac", "nCr", "nPr", and "tau" buttons to the layout editor.
Added "tau" to the constants, and as a 2nd function of "pi" in most layouts.
Improved the layout editor with all the commands and keyboard shortcuts from the macOS version.
The "Clear on Open" option will now only trigger if you haven't used PCalc in the last five minutes.
You can now use combinations and permutations in user functions and conversions.
You can now edit buttons to display any SF Symbol as an image.
Now show a preview image when picking an SF Symbol.
Menus are more consistent with the macOS version.
The user interface mode setting is now independent of the theme mode setting.
Fixed a problem speaking negative numbers.
Fixed a problem displaying overflows.
Fixed a problem with the user interface dark mode settings.
Added an option to use the Indian numbering system for thousands separators, in the Advanced settings.
Added an option to ignore trailing operators, on by default, in the Advanced settings.
Added an option to automatically press Equals before "M+" and "M in" operations, on by default, in the Advanced settings.
Added an option to allow all themes for dark or light mode, in the Theme settings.
Added an option to hide any gloss effects on the display, in the Theme settings.
Added "Flow Rate", "Jewelry", and "Typography" sections to the conversions.
Added "norm", "sci", "eng", "acc", "frac", "nCr", "nPr", and "tau" buttons to the layout editor.
Added "tau" to the constants, and as a 2nd function of "pi" in most layouts.
Improved the layout editor with all the commands and keyboard shortcuts from the macOS version.
The "Clear on Open" option will now only trigger if you haven't used PCalc in the last five minutes.
You can now use combinations and permutations in user functions and conversions.
You can now edit buttons to display any SF Symbol as an image.
Now show a preview image when picking an SF Symbol.
Menus are more consistent with the macOS version.
The user interface mode setting is now independent of the theme mode setting.
Fixed a problem speaking negative numbers.
Fixed a problem displaying overflows.
Fixed a problem with the user interface dark mode settings.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- PCalc Der beste Taschenrechner
- Developer
- TLA Systems Ltd.
- Bundle ID
- com.pcalc.mobile
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 4+
- Languages
- EN
Company
- Website
- Not found
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $21.4K/mo
- Top-grossing rank
- Outside top 100 in US Utilities
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- Not found
- 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
- Not found
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Not found
- Phone
- Not found
- Contact page
- http://www.pcalc.com/ios/support.html
- About page
- http://www.pcalc.com/dice/history.html
📈Ratings growth764 ratings+72% lifetimeShow 3-year history estimate ▾
Tracked (59 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 → $9.99 (+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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