Comparison

Percentages Calculator vs EigenAlert

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

Head to head
About

Percentages Calculator

Effortlessly perform complex percentage calculations with this intuitive tool. It offers nine distinct functions to handle increases, decreases, percentage changes, and finding original values. Copy results instantly for quick use.

Highlights
  • Increase value by percent
  • Decrease value by percent
  • Calculate percentage of a number
  • Calculate percent change
  • Find original value before increase/decrease
  • Fraction to percent conversion
  • Copy result to clipboard
Features
Currently charting
Read full description

Percentages Calculator is the most powerful percentages calculator designed with simplicity and functionality. Do you struggle making simple percentage calculations in your head? Struggle no more! With this Percentages Calculator you can now perform useful calculations in a couple of seconds. Percentage Calculator contains NINE functions: 1) INCREASE A VALUE BY A PERCENT e.g. Increase 850 by 20% 2) DECREASE A VALUE BY A PERCENT e.g. Decrease 1020 by 60% 3)CALCULATE THE PERCENTAGE OF A NUMBER e.g. How much is 56.98 to 123? 4) CALCULATE PERCENT CHANGE e.g. If a value originally was 314 and now is 225 by what percent has the value changed? 5)CALCULATE PERCENT OF A PART VALUE e.g. 70 is what percentage of 168? 6) FIND THE ORIGINAL VALUE BEFORE A PERCENT INCREASE e.g. If a value is 130 after a 50% increase ,what is the original value before the increase? 7) FIND THE ORIGINAL VALUE BEFORE A PERCENT DECREASE e.g. If a value is 116 after a 22% decrease ,what is the original value before the decrease? 8) x IS y% OF e.g. 77 is 80% of what? 9) FRACTION TO PERCENT e.g. The fraction: 76.89 / 91.89 is the same as what percent? COPY TO CLIPBOARD Copy the computational result to clipboard immediately and use it in seconds - Tested by professionals all over the world and is working to the 100%. - No flaws and no additional in-app purchases - Designed with simplicity and functionality - Universal App

About

EigenAlert

Features
Read full description

EigenPrism & EigenAlerts - Proactive Event Response for Brokers, Insurers & Risk Managers When a natural disaster strikes, our App gives you the answers you need, when you need them: Automated event notifications deliver the information you need immediately before, during and after a natural catastrophe. Event information is superimposed on your exposures to provide estimated loss within minutes of an event (or issued forecast). Identify at-risk assets using our event forecasts - avoid last-minute fire drills. Industry leading library of real time event feeds with global coverage of major perils (windstorm, earthquake, flood, tornado, hail, wildfire and landslide). Fully integrated with the EigenPrism platform. EIGENRISK AND SOCIAL MEDIA: Find us at eigenrisk.com, and follow us on LinkedIn and Twitter @eigenrisk. FEEDBACK: We’re always looking to improve our app and appreciate your feedback. If you have suggestions, please submit them to prism.support@eigenrisk.com.

Screenshots

Percentages Calculator4 screens
EigenAlert4 screens

Verdict

The call

The clearest difference is price: EigenAlert at Free against Percentages Calculator's $0.99. EigenAlert also leads on update cadence (every 5 weeks vs every 4 months). Percentages Calculator's advantage is chart position (#178 vs unranked). On ads, in-app purchases, device support 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

CostPrice · In-app purchases · Ads · Monetization

EigenAlert is free to download; Percentages Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Percentages Calculator ships an update every 4 months, EigenAlert every 5 weeks. The most recent releases landed on October 16, 2026 and October 3, 2026 respectively.

Scorecard3 real differences · 8 level
Percentages Calculator versus EigenAlert: the parameters behind the verdict, then further details
ParameterPercentages CalculatorEigenAlert
Price$0.99Free — better
Rating4.8 (1.3K ratings) — better—
Positive reviews95.9% of reviews—
Number of ratings1.3K — better—
Update frequencyEvery 4 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
Best chart rank#178 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.614.0 — better
Further details — not scored
Size2 MB31 MB
Age rating4+4+
DeveloperThomas TsopanakisEigenRisk Inc

Bugs and requests

Percentages Calculator

Reported bugs

2 issues
  • Occasional crashes or freezes
  • Compatibility issues with older devices

Requested features

4 requests
  • Dark mode option
  • Ability to save and recall previous calculations
  • More percentage calculation types
  • Option to display formulas

EigenAlert

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Percentages Calculator

No in-app purchases

None

EigenAlert

No in-app purchases

Questions

Is Percentages Calculator free?
Percentages Calculator costs $0.99, with no in-app purchases.
Is EigenAlert free?
EigenAlert is free to download, with no in-app purchases.
Do Percentages Calculator or EigenAlert have ads?
Neither Percentages Calculator nor EigenAlert shows ads.
Which is updated more often, Percentages Calculator or EigenAlert?
Percentages Calculator ships an update every 4 months, and EigenAlert every 5 weeks. Most recently, Percentages Calculator was updated on October 16, 2026 and EigenAlert on October 3, 2026.

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