Fast Equation Plus vs Calc Deluxe
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fast Equation Plus
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Enter the coefficients for your Quadratic Equation and this simple app will output the solutions. Apple Watch supported.
Calc Deluxe
A user-friendly scientific calculator that displays equations and running totals. It offers convenient deletion options for characters or the entire equation. Purchase once for access on iPhone, iPad, Mac, and Apple Watch.
- Equation display
- Running total
- Character deletion
- Clear entire equation
- Cross-device compatibility
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Easy to use! Scientific calculator with equation and running total displayed. You can delete the last character with a short press, long press delete to clear the entire equation. For one low price you get the app for the iPhone, iPad, Mac, and Watch!
Screenshots
Verdict
The clearest difference is update cadence: Calc Deluxe at every 4 days against Fast Equation Plus's every 6 months. On price, ads, in-app purchases and device support 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
Fast Equation Plus costs $0.99 and Calc Deluxe $1.49 up front. Neither carries in-app purchases, so what you see is what you pay.
Fast Equation Plus ships an update every 6 months, Calc Deluxe every 4 days. The most recent releases landed on October 29, 2026 and September 22, 2026 respectively.
| Parameter | Fast Equation Plus | Calc Deluxe |
|---|---|---|
| Price | $0.99 — better | $1.49 |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 6 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod, Mac, Apple Watch — better | iPhone, iPad, Mac, Apple Watch |
| Requires iOS | 15.6 — better | 16.0 |
| Further details — not scored | ||
| Size | 3 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | a Rausa | stephen feggeler |
In-app purchases
Fast Equation Plus
No in-app purchases
Calc Deluxe
No in-app purchases
Questions
Is Fast Equation Plus free?
Is Calc Deluxe free?
Do Fast Equation Plus or Calc Deluxe have ads?
Which is updated more often, Fast Equation Plus or Calc Deluxe?
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