Comparison

ReCalc+ vs PrefixCalc

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

Head to head
About

ReCalc+

This calculator app allows for step-by-step calculations, enabling users to review their work and modify previous values. Its large display and buttons make it easy to use for quick computations.

Highlights
  • Step-by-step calculation display
  • Edit previous calculation values
  • Review calculation history
  • Large buttons and display
  • Intuitive design
Features
Read full description

It is a calculator app that can recalculate later . It calculates one line at a time as calculation by writing . So You can check the calculation process , or re- calculated by changing the value from the later , you can re-use features . It is easy to see easy-to-use design with large letters and buttons .

About

PrefixCalc

Features
Read full description

This calculator supports Metric‑prefix such as kilo and giga. The calculator supports quetta (10^30) and quecto (10^-30), which were added in 2022. Main Functions ・Support for arithmetic operations (+ - ×÷) ・Results converted to Japanese numerals for display ・Delete one character at a time with the "DEL" button  Press and hold to delete all ・Press and hold to copy calculation formulas and results  English (Short scale, Long scale) and  Chinese numerals can also be selected. ・Calculations that include prefixes such as 2M+1k, 2M×1μ, etc. Note: ・Very large numbers that exceed 200 digits may be rounded off for display and calculation purposes.  Please note this when precision is required. ・Short scale and Long scale are currently supported up to 10^198. ・Kanji notation is supported up to 10^72.  If it is greater than the number, it will be displayed in Arabic numerals.

Screenshots

ReCalc+2 screens
PrefixCalc2 screens

Verdict

The call

The clearest difference is ads: PrefixCalc at none against ReCalc+'s shown. PrefixCalc also leads on iOS requirement (12.0 vs 15.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 8 level
ReCalc+ versus PrefixCalc: the parameters behind the verdict, then further details
ParameterReCalc+PrefixCalc
PriceFreeFree
Rating4.8 (28 ratings) — better—
Positive reviews40.0% of reviews—
Number of ratings28 — better—
Update frequencyEvery 21 months—
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size3 MB28 MB
Age rating4+4+
DeveloperEIICHI KOMINEYONAGARE LAB

In-app purchases

None

ReCalc+

No in-app purchases

None

PrefixCalc

No in-app purchases

Questions

Is ReCalc+ free?
ReCalc+ is free to download, with no in-app purchases.
Is PrefixCalc free?
PrefixCalc is free to download, with no in-app purchases.
Do ReCalc+ or PrefixCalc have ads?
ReCalc+ shows ads; PrefixCalc does not.

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