Adding Machine 10Key Univ Lite vs Calculator With History ™
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Adding Machine 10Key Univ Lite
This app emulates a traditional 10-key adding machine for precise calculations. It offers features like reversed operator entry, percentage calculation, and the ability to edit and save paper tape files. The iPad version includes a full-size keypad with audio feedback for enhanced accuracy.
- 10-key adding machine emulation
- Reversed operator entry
- Percentage calculation
- Paper tape editing and saving
- Export paper tape files
- TypeTone audio feedback (iPad)
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'Adding Machine 10Key Univ Lite' behaves like a true '10 Key' or 'adding machine' like those made by Monroe, Casio, Sharp and others. Press asterisk (*) for a total, operator entry is reversed, and calculate percentages by multiplying and adding to a stream of numbers. SEE THE 1ST FAQ BELOW. This universal version works with both iPhone and iPad. The iPad version features a full sized (1:1) keypad with TypeTone, a unique audio aid to help guide your finger back to the center of a key. The total (*) key (iPad or iPhone) can be on either the left or right side (Sharp or Canon style). Also. Review & edit numbers, add or delete lines. Save & retrieve paper tape files. Export paper tape files to iBooks©, Dropbox©, or your favorite printing utility (see the FAQs). 'Lite' Version Description ================== This is the full version of Adding Machine 10Key Univ, but with a reduced number of paper tape lines & other limitations. You can find the full version by searching for 'Adding Machine 10Key Universal' by Richard Silverman in the App Store. ==== Recent Press ===== Has been featured in iTunes "What's Hot" in the Finance Category. Strategic Finance (Tools of the Trade): "If you're looking for a professional desk calculator that can give you full 10-key accounting functions with a tape you can name and save, edit, e-mail, or print, check out Interlocken's 10 Key for iPad." ================= Specifications: ================= . Behaves the same as a '10 Key' adding machine. . Export a PDF file to iBooks©, DropBox©, Email, or your favorite printing utility. . TypeTone - a major innovation to aid accurate key entry using audio feedback (iPad version). . Full size (1:1) keyboard (iPad version). . Select from a menu of keypad sounds. . 400 lines of paper tape history (full version). . 3 display formats: fixed, fix+, float . Save paper tapes to disk for later use. . Correct numbers, add comments, add/delete lines . Two keypads offer the 'total' key on the left or right (Sharp or Canon style) . Comprehensive set of help screens. . 3 Orientations: Landscape Left/Right + Portrait (iPad version) ================ FAQ's Q1. What is the difference between 'Adding Machine 10Key Univ', and 'Accountant Calc' in the App. Store.? A1. Both calculators are single-column adding machines or calculators with full-size (1:1) keypads and are optimized for the iPad User Interface. '10 Key' behaves the same as a 10 Key Adding Machine with reversed operator entry while ‘Accountant Calc’ supports free chaining of +, -, x, /, %, √, 1/x. It is easier to use if you are not familiar with how a '10-key' works. Q2. Can I touch-type? A2. The iPad version comes as close to touch-typing as a touch-screen can be. With ‘TypeTone’, a key will guide your finger back to the center of a key with an audio tone. Q3. How can I edit an incorrect number or add & delete lines from the paper tape? A3. Touch any line of the paper tape for edit mode. Touch the side controls: Add Line, Delete Line. You can also edit numbers, split Add/Sub or Mul/Div groups. Press Done to return to Calculator mode. Q4. Tell me about Email, Printing, and Exporting a Paper Tape. A4. Email includes a pdf attachment. Print requires an AirPrint capable printer. Open-In will cause a menu of 3rd party Apps to appear. Once exported, print directly to a network reachable printer (even if it is NOT AirPrint capable). ============================ INCLUDED IN THIS LITE VERSION: . 16 lines of paper tape history . Limited to 2 keypad sounds . Only save 2 paper histories to disk . Ads for Interlocken products at bottom of display UPGRADE TO THE FULL VERSION IN THE APP STORE TERMS AND CONDITIONS Your use of this application is governed by Interlocken Technology's Terms of Use (http://s354819480.onlinehome.us/InterlockenPrivacyPolicy/Interlocken%20Technology%20Privacy%20Policy.pdf) and Privacy Policy (http://s354819480.onlinehome.us/InterlockenPrivacyPolicy/InterlockenTechnologyTermsOfUse.pdf)
Calculator With History ™
This versatile finance app offers a comprehensive suite of calculators for everyday needs and complex financial planning. It features a history log, unit conversion, tax calculations, loan and investment planning tools, and even voice feedback for accessibility.
- Calculation history and memory
- Unit and currency conversion
- GST, SIP, and loan calculators
- Age and discount calculators
- Voice feedback for calculations
- Customizable themes and dark mode
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Calculator With History is a powerful, versatile, and user-friendly calculator app designed to meet all your mathematical and computational needs. Whether you're a student, engineer, scientist, or business professional, Calculator with History provides the tools and functionalities to handle basic arithmetic, complex equations, and everything in between. Modern, clean design with customizable themes. Dark mode for ease of use in low-light conditions. Large buttons and responsive layout for easy navigation. History and Memory: - Automatically save calculation history for future reference. - Easy to review and reuse past calculations. - Persistent memory storage even after app closure. Main Features of calculator with history: Talking Calculator: - Voice feedback for calculations, aiding visually impaired users and enhancing accessibility. Unit Converter: - Easily convert between units in various categories such as length, area, volume, mass, temperature, and energy. - Simple interface for quick and accurate conversions. GST Calculator: - Calculate Goods and Services Tax (GST) for various rates. - Options for inclusive and exclusive tax calculations. SIP Calculator: - Calculate returns on Systematic Investment Plans (SIPs). - Detailed breakdown of monthly investments, returns, and maturity value. Currency Converter: - Convert between multiple currencies with real-time exchange rates. - Regular updates to ensure accurate conversions. Age Calculator: - Calculate exact age in years, months, and days. Discount Calculator: - Quickly calculate the final price after applying discounts. - Supports percentage and flat discount types. Days Calculator: - Calculate the number of days between two dates. Loan Calculator: - Compute loan details including interest rate, tenure, and total repayment. - Detailed amortization schedule with monthly breakdown. EMI Calculator: - Calculate Equated Monthly Installments (EMI) for various types of loans. - Breakdown of payments with interest and principal components. Investment Calculator: - Evaluate potential returns on various investment options. - Supports different investment types and compounding methods. Fuel Cost Calculator: - Calculate the cost of fuel for trips based on distance and fuel efficiency. Additional Features: - Basic Calculator: Simple interface for everyday arithmetic operations. - Scientific Calculator: Advanced functions including trigonometry, logarithms, and exponents. Privacy Policy https://calculatorwithhistory.blogspot.com/2024/04/privacy-policy.html Terms of use https://calculatorwithhistory.blogspot.com/2024/04/terms-condition.html EULA https://calculatorwithhistory.blogspot.com/2024/04/end-user-license-agreement-eula-of.html
Screenshots
Verdict
The clearest difference is in-app purchases: Adding Machine 10Key Univ Lite at none against Calculator With History ™'s 1. Adding Machine 10Key Univ Lite also leads on ads (none vs shown) and iOS requirement (12.4 vs 15.0). Calculator With History ™'s advantage is rating (4.6 vs 4.3) and update cadence (fortnightly vs every 6 weeks). On price, ratings volume 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
Both are free to download. Calculator With History ™ sells 1 one-off in-app purchase. Adding Machine 10Key Univ Lite asks for nothing beyond the download.
Calculator With History ™ holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 192 and 101 respectively.
Adding Machine 10Key Univ Lite ships an update every 6 weeks, Calculator With History ™ fortnightly. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | Adding Machine 10Key Univ Lite | Calculator With History ™ |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (192 ratings) | 4.6 (101 ratings) — better |
| Positive reviews | 79.6% of reviews | — |
| Number of ratings | 192 — better | 101 |
| Update frequency | Every 6 weeks | Fortnightly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.4 — better | 15.0 |
| Further details — not scored | ||
| Size | 23 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Richard Silverman | Akhil Dholariya |
Customer experience
Adding Machine 10Key Univ Lite
Calculator With History ™
Bugs and requests
Adding Machine 10Key Univ Lite
Reported bugs
4 issues- 3 digits get frozen during calculations
- Crashed and lost data
- The "don't ask again" button for reviews does nothing
- App freezes when switching apps
Requested features
8 requests- Ability to set automatic cents
- Two sales tax rates or ability to deselect items from tax
- More lines in the free version
- More screen space on iPhone
- Ability to add more before clearing
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- Unlimited tape length
- Dark mode option
- One-button clear tape option
Calculator With History ™
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Adding Machine 10Key Univ Lite
No in-app purchases
Calculator With History ™
- Lifetime$2.99
Questions
Is Adding Machine 10Key Univ Lite free?
Is Calculator With History ™ free?
Which has better reviews, Adding Machine 10Key Univ Lite or Calculator With History ™?
Do Adding Machine 10Key Univ Lite or Calculator With History ™ have ads?
Which is updated more often, Adding Machine 10Key Univ Lite or Calculator With History ™?
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