Comparison

Calculator vs Thingamabob

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

Head to head
About

Calculator

This app provides a comprehensive calculator experience, filling the gap for a built-in option on iPads. It offers basic, scientific, fraction, programmer, and tip calculations, along with unit and currency conversion. The interface is designed with a modern flat UI, supporting various orientations and multitasking features.

Highlights
  • Basic and scientific calculations
  • Fraction and programmer calculators
  • Unit and currency converter
  • Tip calculator and bill splitter
  • History and memory functions
  • Customizable themes and interface
Features
Read full description

Designed to fill in for the missing calculator app on the iPad with simplicity and functionality. This app features the modern design of flat UI of iOS which look like original built-in app. Users can make basic calculation in portrait and handy scientific calculation in landscape. It provides all scientific functions such as root, power, factorial, exponential, divisions, and logarithm are supported. Including trigonometric functions like sine, cosine, tangent, arch, and more. Unlock the power of binary, octal, decimal, and hexadecimal math with Programmer Calculator. Solve fraction math problem quickly and easily with Fraction Calculator. Includes international currency conversion and variety of units conversion categories. Tip calculator to calculate tip percentage for food and drink on the fly. Save time when use bill splitter, and tip exactly what you mean to, no more, no less. BASIC/SCIENTIFIC CALCULATOR • All functions like the original calculator app • Basic calculation in portrait • Scientific calculation in landscape • Manual basic & scientific calculator switching in portrait or landscape orientation • Access result and do calculation on widget • Switch between Degrees and Radians calculations • Make more complex calculations with Memory buttons • Simply swipe on the digits to delete a single wrong digit UNIT CONVERTER • Currency converter with daily updated exchange rates in the universal currency • Freely convert units from variety of categories • All catalogs in converter include: Currency, Area, Data, Length, Mass, Velocity, Temperature, Time, Volume, Acceleration, Angle, Current, Energy, Force, Illumination, Inductance, Magnitude, Power, Pressure, Radiation and Torque FRACTION CALCULATOR • Built-in fraction calculator to solve fraction math • Display result in proper fraction, improper fraction or decimal number PROGRAMMER CALCULATOR • Multi-base calculations with seamlessly switch between binary, octal, decimal and hexadecimal • Perform arithmetic and logical operations • Directly view and manipulate the individual bits of the binary number with built-in Bit Editor TIP CALCULATOR • Calculate tip of bill on the fly • Split the bill to share with others • Simply swipe to round any number of total, tip, or per person • Built-in share function to easily share the number with others SIMPLICITY • View whole calculation equation in calculator • Check previous calculation with history • Copy and paste numbers from or into display • Support split view multitasking • Support external hardware keyboard input INTERFACE • Get new feel of different looks with multiple themes • Easy one-hand usage with resizable and draggable interface • Pinch to scale calculator size • Quick actions by tap and hold calculator area • Buttons feedback sound to ensure you touch the buttons correctly NOTES: • To add widget in iOS 14 or later, scroll to the bottom of the widget list, tap Edit, tap Customize, add Calculator widget, and tap Done.

About

Thingamabob

Instantly identify and reference hardware components like fasteners, fittings, and tools. This app provides clear specifications and streamlined search for professionals and DIYers, optimizing workflows and reducing project delays.

Highlights
  • Instant hardware identification
  • Streamlined field search
  • Clear specification display
  • Optimized for speed
  • High-visibility interface
  • Component verification
Features
Read full description

Discover Thingamabob: Instant Hardware Identification & Reference in Your Pocket Stop guessing part numbers, spending hours scrolling through endless catalogs, or losing valuable work time searching for unidentified components. Thingamabob is your ultimate digital hardware companion, built specifically for trade professionals, field technicians, contractors, workshop enthusiasts, and DIYers who need immediate, accurate hardware information right when they need it most. Whether you are working in a dimly lit crawlspace, managing inventory in a busy warehouse, or tackling a weekend home renovation project, Thingamabob simplifies hardware reference, spec checking, and identification into a seamless, modern app experience. Why Choose Thingamabob? Every project relies on having the right tool and the exact right component. Using the wrong thread pitch, misidentifying a crucial fastener, or struggling to locate obscure replacement hardware leads to costly downtime, extra trips to the supply store, and unnecessary project delays. Thingamabob bridges the gap between physical hardware and instant digital intelligence. Designed with a clean, high-visibility interface and optimized for speed in real-world working environments, Thingamabob empowers you to identify, verify, and document hardware components effortlessly. Key Features & Core Capabilities Instant Hardware Reference: Quickly identify fasteners, fittings, tools, and technical components without thumbing through heavy paper manuals or clunky manufacturer websites. Streamlined Field Search: Optimized search algorithms allow you to look up specs, sizing, and replacement options in seconds—even with minimal search terms. High-Efficiency Workflow: Built from the ground up for speed. Open the app, scan or search, and get the exact specifications you need immediately so you can return to the task at hand. Organized & Clear Specs: View essential measurements, dimensions, thread types, material compositions, and recommended use cases in a clear, easy-to-read format designed for mobile screens. Built for Tough Conditions: High-contrast text, clear visual cues, and single-tap actions make the app effortless to use while wearing work gloves or working in low-light job sites. Designed For: Licensed Trade Professionals: Electricians, plumbers, HVAC technicians, mechanics, and carpenters who need rapid, accurate verification on job sites. Contractors & Handymen: Streamline project estimates, part ordering, and client job references without hauling stacks of product literature. Warehouse & Inventory Managers: Keep track of obscure components, streamline receiving workflows, and double-check stock classifications effortlessly. DIY & Home Improvement Enthusiasts: Eliminate the confusion of hardware store bins and take the friction out of repair, restoration, and woodworking projects. Stop Guessing. Start Building. Don't let missing hardware specs or unknown components slow your productivity down. Bring clarity, speed, and accuracy to every job site and workshop project. Download Thingamabob today and experience the fastest way to identify and reference hardware!

Screenshots

Thingamabob4 screens

Verdict

The call

The clearest difference is in-app purchases: Thingamabob at none against Calculator's 1. Thingamabob also leads on ads (none vs shown) and rating (5.0 vs 4.7). Calculator's advantage is ratings volume (365K vs 1) and iOS requirement (11.0 vs 15.5). On price 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 sells 1 one-off in-app purchase. Thingamabob asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Thingamabob holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Calculator has 365K ratings behind it against 1, so its average is the more settled of the two.

Scorecard7 real differences · 3 level
Calculator versus Thingamabob: the parameters behind the verdict, then further details
ParameterCalculatorThingamabob
PriceFreeFree
Rating4.7 (365K ratings)5.0 (1 ratings) — better
Positive reviews79.6% of reviews—
Number of ratings365K — better1
Update frequencyMonthly—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPadiPhone, iPad, iPod — better
Requires iOS11.0 — better15.5
Further details — not scored
Size47 MB19 MB
Age rating4+4+
DeveloperRatha SouJason Jarvis

Bugs and requests

Calculator

Reported bugs

3 issues
  • Calculation errors in certain cases
  • App crashing on older devices
  • Issues with the slide-over mode display

Requested features

4 requests
  • Voice input for calculations
  • Ability to delete individual digits
  • More advanced scientific functions
  • Improved split-screen/multitasking support

Thingamabob

Not enough reviews yet to summarise bugs or requests.

In-app purchases

1 purchases

Calculator

One-time1
  • Unlock Full Version$5.99
None

Thingamabob

No in-app purchases

Questions

Is Calculator free?
Calculator is free to download, with in-app purchases available.
Is Thingamabob free?
Thingamabob is free to download, with no in-app purchases.
Which has better reviews, Calculator or Thingamabob?
Thingamabob is rated higher. Calculator averages 4.7 out of 5 from 365K ratings, while Thingamabob averages 5.0 from 1 ratings.
Do Calculator or Thingamabob have ads?
Calculator shows ads; Thingamabob does not.

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