Numby vs Calculator Plug
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Numby
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Numby is a calculator reimagined with design at its core. Tired of cluttered, outdated calculator apps? Numby offers a refreshingly clean experience with bold, easy-to-read numbers and a thoughtfully minimal interface. Why Numby? Beautiful Typography — Large, high-contrast display makes results instantly readable. Color-Coded Operators — Blue for division, red for multiplication. Recognize operations at a glance. Minimal Design — No clutter, no distractions. Just clean, focused calculations. Expression Preview — See your current calculation below the result. Everyday tools deserve great design. Try Numby today.
Calculator Plug
Access over 450 specialized calculators for construction, finance, health, trades, and more. This app offers a clean, offline-capable interface for quick, accurate calculations without intrusive ads.
- 450+ searchable calculators
- Offline functionality
- Clean dark interface
- Construction calculators
- Finance calculators
- Health and fitness calculators
- Trades calculators
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Calculator Plug puts 450+ real-world calculators in one fast, clean app - built for people who need a real answer, not a search engine full of pop-ups. CATEGORIES - Construction and home: concrete, drywall, flooring, roofing, framing, square footage - Finance and money: mortgage, loan, refinance, compound interest, ROI, retirement - Health and fitness: BMI, calories, macros, body fat, heart rate, pace - Math and science: algebra, geometry, statistics, chemistry, physics - Trades: electrical, plumbing, HVAC, welding, structural engineering - Trading and investing: position size, pip value, cost basis, capital gains - Conversions, automotive, business, date and time, and more - Field pack: local weather, tides, sunrise/sunset and moon times FEATURES - 450+ calculators, searchable in a tap - Works offline (except live weather and tides) - Pro unlocks every calculator; Pro+ adds the professional suite - Clean dark interface, no clutter Free to use with a core set. Pro and Pro+ unlock the full library. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: Numby at none against Calculator Plug's 4. Numby also leads on update cadence (every 2 days vs every 4 days). Calculator Plug's advantage is device support (3 vs 1). On price, ads 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
Both are free to download. Calculator Plug sells 4 in-app purchases, starting at $5.99 per month. Numby asks for nothing beyond the download.
Numby ships an update every 2 days, Calculator Plug every 4 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | Numby | Calculator Plug |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 2 days — better | Every 4 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 16 MB | 34 MB |
| Age rating | 4+ | 4+ |
| Developer | TEAM MILESTONE GP. | Mark Gabrielli |
In-app purchases
Numby
No in-app purchases
Calculator Plug
- Pro Monthly$5.991 Month
- Pro+ Monthly$9.991 Month
- Pro Lifetime$29.99
- Pro+ Lifetime$44.99
Questions
Is Numby free?
Is Calculator Plug free?
Do Numby or Calculator Plug have ads?
Which is updated more often, Numby or Calculator Plug?
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