Bluetoothkey Lock vs Calculator Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Bluetoothkey Lock
Unlock community access using your smartphone. This application provides next-generation access solutions for various communities, simplifying entry and management.
- Smartphone access
- Community entry
- Next-gen access solutions
- Simplified management
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Access your community with Your smartphone and more.
Calculator Pro
Perform basic and complex calculations on your Apple Watch and iPhone. Access a history of your equations and edit them. Upgrade for advanced features like currency conversion and ad-free experience.
- Basic & Complex Calculations
- History Records
- Edit Equation
- Dark Mode Support
- Currency Converter
- Fraction Calculator
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Do the math on your Apple Watch with the Calculator Pro. Support on iPhone & Apple Watch. WHY YOU’LL LOVE THE WATCH CALCULATOR • Extended Apple Watch App: Basic & Complex Calculation with History records • Basic & Scientific Calculator on iPhone • History Tab • Simple Design • Edit Equation • Support Dark Mode GET FULL ACCESS & SOLVE EVERYDAY CALCULATIONS Upgrade to a Premium Membership and receive the following ongoing value: • Ad-Free • Fraction Calculator • Currency Converter • Premium Customer Support Premium Subscriptions: • Purchased user has unlimited access to Calculator Pro: Math On Watch • User can subscribe lifetime (USD 9.99$). • Free users can only use those services with limited quota per day. • Payment will be charged to iTunes Account at confirmation of purchase. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases to that publication, where applicable. Contact Us: support@vulcanlabs.co We would love to receive all your feedback to improve our app. Terms of Use: http://vulcanlabs.co/index.php/terms-of-use/ Privacy Policy: http://vulcanlabs.co/index.php/privacy-policy/
Screenshots
Verdict
The clearest difference is in-app purchases: Bluetoothkey Lock at none against Calculator Pro's 3. Bluetoothkey Lock also leads on iOS requirement (9.0 vs 11.0). Calculator Pro's advantage is rating (5.0 vs 4.8) and update cadence (every 3 weeks vs every 2 months). On price, review sentiment, ratings volume and ads 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
Both are free to download. Calculator Pro sells 3 in-app purchases, starting at $1.99 per 7 days. Bluetoothkey Lock asks for nothing beyond the download.
Calculator Pro holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Bluetoothkey Lock ships an update every 2 months, Calculator Pro every 3 weeks. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.
| Parameter | Bluetoothkey Lock | Calculator Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (4 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 4 | 4 |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPod, Apple Watch |
| Requires iOS | 9.0 — better | 11.0 |
| Further details — not scored | ||
| Size | 23 MB | 69 MB |
| Age rating | 4+ | 4+ |
| Developer | ZENDACCESS, INC | Vulcan Labs Company Limited |
Customer experience
Bluetoothkey Lock
Calculator Pro
In-app purchases
Bluetoothkey Lock
No in-app purchases
Calculator Pro
- Weekly Premium3 Days trial$1.997 Days
- Monthly Premium3 Days trial$4.491 Month
- Lifetime Premium$49.99
Questions
Is Bluetoothkey Lock free?
Is Calculator Pro free?
Which has better reviews, Bluetoothkey Lock or Calculator Pro?
Do Bluetoothkey Lock or Calculator Pro have ads?
Which is updated more often, Bluetoothkey Lock or Calculator Pro?
Other comparisons
