Comparison

Nova Calc vs Calculator Plug

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Nova Calc

Edit numbers and operators in existing calculations to see updated results instantly. Save past calculations with notes and reuse them in new ones. Ideal for everyday math tasks like managing expenses or checking bills.

Highlights
  • Edit numbers and operators in existing calculations
  • Save and reuse past calculations with notes
  • View entire calculation history
  • Hide keypad for more screen space
  • Copy results, expressions, or full calculations
  • Supports percentages, decimals, and parentheses
Features
Read full description

Change a number. Keep your work. Adding up expenses, checking a bill, or trying a different amount? Nova Calc lets you edit your calculation and see the updated result without typing everything again. EDIT WITHOUT STARTING OVER Tap a number or operator to change it. Correct an entry or try a different value while keeping the rest of your calculation. KEEP RESULTS YOU CAN USE AGAIN Completed calculations are saved with a date and time. Add a note so you remember what a total was for, then bring that result into your next calculation. SEE THE WHOLE CALCULATION Long expressions wrap across multiple lines. Scroll through your history and current calculation in one continuous view on iPhone. MORE ROOM WHEN YOU NEED IT On iPhone, scrolling through your calculations automatically hides the keypad. Tap the floating keyboard button to bring it back and keep calculating. COPY WHAT YOU NEED Copy a result, an expression, or a complete calculation to use in a message, note, or document. EVERYDAY MATH, WITH LESS REPETITION Work with percentages, decimals, and parentheses. Continue from a previous result, revisit a saved calculation, or change an amount to compare totals. Useful for shopping totals, household expenses, bills, and all the calculations you may want to check again.

About

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.

Highlights
  • 450+ searchable calculators
  • Offline functionality
  • Clean dark interface
  • Construction calculators
  • Finance calculators
  • Health and fitness calculators
  • Trades calculators
Features
Read full description

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

Nova Calc3 screens
Calculator Plug4 screens

Verdict

The call

The clearest difference is in-app purchases: Nova Calc at none against Calculator Plug's 4. Calculator Plug's advantage is update cadence (every 4 days vs every 2 months) and device support (3 vs 1). On price, rating, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Calculator Plug sells 4 in-app purchases, starting at $5.99 per month. Nova Calc asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Nova Calc against 5.0 for Calculator Plug. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

Nova Calc ships an update every 2 months, Calculator Plug every 4 days. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.

Scorecard5 real differences · 4 level
Nova Calc versus Calculator Plug: the parameters behind the verdict, then further details
ParameterNova CalcCalculator Plug
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Number of ratings11
Update frequencyEvery 2 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size2 MB34 MB
Age rating4+4+
Developer飞 成Mark Gabrielli

Customer experience

Nova Calc

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Calculator Plug

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Nova Calc

No in-app purchases

4 purchases

Calculator Plug

Subscriptions2
  • Pro Monthly$5.991 Month
  • Pro+ Monthly$9.991 Month
One-time2
  • Pro Lifetime$29.99
  • Pro+ Lifetime$44.99

Questions

Is Nova Calc free?
Nova Calc is free to download, with no in-app purchases.
Is Calculator Plug free?
Calculator Plug is free to download, with in-app purchases available.
Which has better reviews, Nova Calc or Calculator Plug?
Nova Calc and Calculator Plug are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do Nova Calc or Calculator Plug have ads?
Neither Nova Calc nor Calculator Plug shows ads.
Which is updated more often, Nova Calc or Calculator Plug?
Nova Calc ships an update every 2 months, and Calculator Plug every 4 days. Most recently, Nova Calc was updated on October 6, 2026 and Calculator Plug on October 14, 2026.

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