SFX Scientific Calc Premium vs btSWARM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SFX Scientific Calc Premium
This scientific calculator offers advanced functions for academic, scientific, and engineering needs. It supports basic arithmetic, memory storage, statistical calculations, and various mathematical functions. The interface mimics a popular Casio model for ease of use.
- Basic arithmetic operations
- Constant and volatile memory storage
- Fraction and percentage calculations
- Linear regression and statistics
- Number base conversions (Binary, Octal, Decimal, Hexadecimal)
- Trigonometric, hyperbolic, and logarithmic functions
- Formula calculations
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SFX Calc Premium gives students and engineers a familiar handheld-style scientific calculator on iPhone, iPad, and Mac. From quick arithmetic to statistics and engineering formulas, it keeps advanced calculations in a practical, customizable layout. FEATURES • Scientific functions: trigonometric, hyperbolic, logarithmic, exponential, power, and root • Engineering notation with SI prefixes • Fraction and percentage calculations • Linear regression and statistical calculations • Binary, octal, decimal, and hexadecimal modes • Fixed-constant calculations for repeated operations • One persistent memory plus 10 temporary memory registers • Built-in formulas, including the quadratic formula, standard normal distribution probabilities, and engineering calculations • Configurable 10- or 13-digit display and exponent formats • Copy and paste support for faster workflows • A familiar keypad with customizable layout options • Ads free and no pop-up review Ideal for coursework, laboratories, electronics, mathematics, science, and everyday engineering work.
btSWARM
This utility app helps locate proprietary beacons within shipments sent to retailers. It provides a specialized tool for tracking goods in transit.
- Locate proprietary beacons
- Track shipments to retailers
- Specialized utility tool
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The SWARM application is customized to locate proprietary beacons placed inside shipments sent to retailers.
Screenshots
Verdict
The clearest difference is price: btSWARM at Free against SFX Scientific Calc Premium's $5.99. btSWARM also leads on rating (5.0 vs 4.3). SFX Scientific Calc Premium's advantage is device support (4 vs 2) and ratings volume (3 vs 1). On update cadence, ads, in-app purchases and iOS requirement 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
btSWARM is free to download; SFX Scientific Calc Premium costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.
btSWARM holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
SFX Scientific Calc Premium ships an update monthly, btSWARM every 3 weeks. The most recent releases landed on September 14, 2026 and September 26, 2026 respectively.
| Parameter | SFX Scientific Calc Premium | btSWARM |
|---|---|---|
| Price | $5.99 | Free — better |
| Rating | 4.3 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 80.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPod |
| Requires iOS | 14.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 16 MB | 8 MB |
| Age rating | 4+ | 17+ |
| Developer | Wai Kwong Lee | Bluepixel Technologies LLP |
Customer experience
SFX Scientific Calc Premium
btSWARM
In-app purchases
SFX Scientific Calc Premium
No in-app purchases
btSWARM
No in-app purchases
Questions
Is SFX Scientific Calc Premium free?
Is btSWARM free?
Which has better reviews, SFX Scientific Calc Premium or btSWARM?
Do SFX Scientific Calc Premium or btSWARM have ads?
Which is updated more often, SFX Scientific Calc Premium or btSWARM?
Other comparisons
