Comparison

Adam's Calc vs UnifiedCalc

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

Head to head
About

Adam's Calc

A utility calculator that adds memory functionality to standard calculations. Designed to make your device's calculator more helpful by remembering previous results.

Highlights
  • Memory function for calculations
  • Enhanced utility calculator
  • Intuitive design
  • Remembers previous results
Features
Read full description

Adam's Calc is a utility calculator designed by rdConcepts. This design is intended to help make the standard calculator more useful by building some "memory" into the device. Inspiration -> Donald Norman.

About

UnifiedCalc

A free calculator app designed for everyday tasks. It offers tools for health metrics, tips, discounts, sales tax, loans, savings, and fuel costs. The interface is simple and practical for quick calculations.

Highlights
  • Health Calculator (BMI, BMR)
  • Tip Calculator with tax exclusion
  • Discount Calculator
  • Sales Tax Calculator
  • Loan Calculator
  • Savings Calculator
  • Fuel Cost & Efficacy Calculator
Features
Read full description

This calculator makes it easy for you to handle all the calculations you need for your daily life in a single application. A free calculator application with a simple interface and practical functions! List of currently supported calculators: 1. Health Calculator • You can measure body mass index (BMI) and basal metabolic rate (BMR). 2. Tip Calculator • If you enter the bill amount and tip percentage, the tip amount to be added will be automatically calculated. • There is a function that does not calculate taxes and tips. • You can calculate the amount per person by dividing the final amount by the number of people. 3. Discount Calculator • Enter the original price and discount rate to get the discounted price. 4. Sales Tax Calculator • Get the total price by entering the original price and tax rate. 5. Loan Calculator • You can calculate the total interest and total payment by entering the loan principal and interest rate. 6. Savings Calculator • If you enter the deposit amount, interest rate and term, after-tax interest and final savings balance will be calculated. 7. Fuel Cost & Efficacy Calculator • You can calculate the cost of fuel required to drive a car or travel. • Enter distance and fuel efficiency to get fuel costs. • Enter the amount of fuel used to obtain fuel efficiency. [ Disclaimer ] The Developer makes no guarantees as to the accuracy, reliability or suitability of any calculations or information provided by this application. No liability is accepted, directly or indirectly, for any losses that may arise from any calculation results or information.

Screenshots

Adam's Calc4 screens
UnifiedCalc3 screens

Verdict

The call

The clearest difference is in-app purchases: UnifiedCalc at none against Adam's Calc's 1. UnifiedCalc also leads on iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and update cadence 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. Adam's Calc sells 1 one-off in-app purchase. UnifiedCalc 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 Adam's Calc against 5.0 for UnifiedCalc. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

Adam's Calc ships an update every 4 months, UnifiedCalc every 3 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

Scorecard3 real differences · 7 level
Adam's Calc versus UnifiedCalc: the parameters behind the verdict, then further details
ParameterAdam's CalcUnifiedCalc
PriceFreeFree
Rating5.0 (2 ratings)5.0 (1 ratings)
Positive reviews—100.0% of reviews
Number of ratings2 — better1
Update frequencyEvery 4 monthsEvery 3 months — better
AdsYesYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesAd-supported — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size5 MB31 MB
Age rating4+4+
DeveloperRD ConceptsYuntao Tech Ltd.

Customer experience

Adam's Calc

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

UnifiedCalc

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

1 purchases

Adam's Calc

One-time1
  • Remove Advertising$2.99
None

UnifiedCalc

No in-app purchases

Questions

Is Adam's Calc free?
Adam's Calc is free to download, with in-app purchases available.
Is UnifiedCalc free?
UnifiedCalc is free to download, with no in-app purchases.
Which has better reviews, Adam's Calc or UnifiedCalc?
Adam's Calc and UnifiedCalc are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.
Do Adam's Calc or UnifiedCalc have ads?
Both Adam's Calc and UnifiedCalc show ads.
Which is updated more often, Adam's Calc or UnifiedCalc?
Adam's Calc ships an update every 4 months, and UnifiedCalc every 3 months. Most recently, Adam's Calc was updated on November 3, 2026 and UnifiedCalc on November 4, 2026.

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