Comparison

EZ Adder vs Print Calculator

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

Head to head
About

EZ Adder

This app provides a basic calculator with an electronic paper tape to track and correct entries. It offers six independent calculators with custom colors, a large keyboard, and a decimal slider. It also features an enhanced percentage key for discounts, tips, and sales tax calculations, with the ability to email results.

Highlights
  • Electronic paper tape for all entries
  • Correct or delete entries easily
  • Six independent calculators
  • Enhanced percentage key for discounts, tips, and tax
  • Email results as formatted reports
  • Customizable colors and keyboard
Features
Read full description

EZ Adder is a unique easy to use basic calculator (+ - x / %). It maintains an “electronic paper tape” of all your entries which allows you to view and easily correct any entry. Actually, it is six calculators. Each with their own custom color. It’s great for performing any basic calculations. Ever try to add a long list of numbers and every time get a different answer? Then, you need EZ Adder because it lets you scroll through all of your entries and easily correct any mistakes. EZ Adder has a large custom keyboard for a quick and easy touch and a decimal slider to choose 0-4 digits after the decimal point. You can email the results of any tape as a formatted report to yourself or anyone else. It also has an enhanced % key for calculating percentage discount, tips, and sales tax: - To compute the price of an item with a 25% discount, enter the price then enter -25%. - For an additional 10% discount, enter -10%. - To calculate the meal amount plus an 18% tip, enter the meal amount then enter +18%. - To calculate the total including 8.25% sales tax, enter the total then enter +8.25%. FEATURE SUMMARY • Electronic paper tape showing all entries • Correct any entry at any time • Delete items from the tape • Six (6) independent electronic paper tapes • Custom numeric keyboard for an easy touch • Email results to yourself or anyone else • Decimal point slider to choose 0-4 places • Plus % is great for tax & tips • Minus % is great for discounts • Custom colors for each calculator • Mute and volume control

About

Print Calculator

This calculator app provides a digital paper tape for reviewing, editing, and saving calculations. It offers export options to various cloud services and printers, with enhanced features for iPad users like audio-assisted typing.

Highlights
  • Digital paper tape history
  • Edit and recompute calculations
  • Export tape to PDF
  • Save and retrieve tapes as files
  • Add comments to lines
  • Audio-assisted typing on iPad
Read full description

Upgrade your free basic calculator!  'Print Calculator' includes 100 lines of paper tape history for review & edit of prior calculations. Perfect for everyday use, office tasks, and much more.  Print the paper tape history or export it to iBooks®, DropBox®, Email or Printer (see the FAQs). Save & retrieve important paper tape history as files for later use. Also, review & edit numbers, add or delete lines and place comments on any line. 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. This free download has limited lines of paper tape history, limited disk storage, and banner ads. Use one simple In-App Purchase for more lines of paper tape, storage files, and the removal of banner ads. ========== CPA's and Accountants: Please find 'Adding Machine 10 Key Universal' by Richard Silverman in the App Store which is a 10-key compliant adding machine with reverse numeric/operator entry like Casio, sharp or Canon. Business Owners: Please find ‘Accountant Calc Pro by Richard Silverman in the App Store with more lines of paper tape and Tax+ / Tax- keys for point-of-sale receipts in storefronts or small businesses. ========== About Print Calculator: ======== . Universal App for both iPhone and iPad . Freely chain + - x / % 1/x √ . Export a PDF file to the iBooks® app, Dropbox(c), Email, or your favorite printing utility. . Add comments . Add, delete and modify lines and recompute results automatically. . 100 lines of paper tape history (upgraded version) . Undo / Redo . Save and Rename paper tapes to disk for later use . 3 display formats: fixed, fix+, float . Comprehensive set of help screens. . Realistic keypad sounds iPad Features: ======== . TypeTone(c) - a major innovation to aid accurate key entry using audio feedback. . Full size (1:1) realistic keyboard. . 4 Orientations . Lock keypad for left or right handed use iPhone Features: ======== . Choose from 4x5 or 4x6 keypads . Select from 4 background colors . Set a paper tape font size ========== FAQ's Q1. Tell me about Email, Printing, and Exporting a Paper Tape. A1. From the Export dialog, select from: Email, Print, Copy or Open-In. Email includes a pdf attachment. Print requires an AirPrint capable printer. Open-In will cause a menu of 3rd party Apps to appear that can receive a hardcopy of your paper tape; for example, iBooks, DropBox, and 3rd party printer Apps for Brother, HP, Epson, Canon and more. Q2. Can I touch-type? A2. The iPad version has several aids for touch-typing: TypeTone variable audio feedback, 1:1 scale keyboard, or, scale and reposition the keyboard to fit your hand best. There is also support for right and left-handers. Q3. How do I edit an incorrect number or add & delete lines from the paper tape? A3. Touch any line of the paper tape to go into edit mode. Touch the side controls: Add Line, Delete Line. You can also edit numbers, and split groups. Press Done to return to Calculator mode. ====================== IN-APP PURCHASE: . Free download has a limited number of lines of paper tape . Upgrade for 100 lines of paper tape history, more file storage, & no ads IN-APP PURCHASE DETAILS . Payment will be charged to your iTunes account at confirmation of purchase. 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)

Screenshots

EZ Adder4 screens
Print Calculator4 screens

Verdict

The call

The clearest difference is review sentiment: EZ Adder at 86% against Print Calculator's 50%. EZ Adder also leads on rating (4.8 vs 4.3) and in-app purchases (none vs 3). On price, update cadence, ads 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. Print Calculator sells 3 one-off in-app purchases. EZ Adder asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

EZ Adder holds the better App Store score, 4.8 against 4.3. Both are backed by a comparable volume of ratings — 152 and 34 respectively. Written reviews point the same way: 86% of EZ Adder's written reviews are positive against 50% of Print Calculator's.

UpkeepUpdate frequency

EZ Adder ships an update every 2 months, Print Calculator monthly. The most recent releases landed on October 18, 2026 and October 14, 2026 respectively.

Scorecard6 real differences · 4 level
EZ Adder versus Print Calculator: the parameters behind the verdict, then further details
ParameterEZ AdderPrint Calculator
PriceFreeFree
Rating4.8 (152 ratings) — better4.3 (34 ratings)
Positive reviews86.0% of reviews — better50.0% of reviews
Number of ratings152 — better34
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.3 — better12.3
Further details — not scored
Size2 MB25 MB
Age rating4+4+
DeveloperRobert WohnoutkaRichard Silverman

Customer experience

EZ Adder

All ratings152 ratings
Positive96.1%
Neutral3.3%
Negative0.7%
Written reviews43 reviews
Positive86.0%
Neutral9.3%
Negative4.7%

Print Calculator

All ratings34 ratings
Positive85.3%
Neutral2.9%
Negative11.8%
Written reviews12 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Bugs and requests

EZ Adder

Reported bugs

1 issue
  • Crashes on iPad1 with OS 5.1.1

Requested features

5 requests
  • Add text to line items
  • More eye-friendly colors
  • Adjust options for number ranges (e.g., 1 to 3)
  • Instructions for details
  • Label expenditures and income with running totals

Print Calculator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

EZ Adder

No in-app purchases

3 purchases

Print Calculator

One-time3
  • Full Upgrade For iPhone$0.99
  • Full Upgrade for iPad$1.99
  • Full Upgrade for iPhone & iPad$2.99

Questions

Is EZ Adder free?
EZ Adder is free to download, with no in-app purchases.
Is Print Calculator free?
Print Calculator is free to download, with in-app purchases available.
Which has better reviews, EZ Adder or Print Calculator?
EZ Adder is rated higher. EZ Adder averages 4.8 out of 5 from 152 ratings, while Print Calculator averages 4.3 from 34 ratings.
Do EZ Adder or Print Calculator have ads?
Neither EZ Adder nor Print Calculator shows ads.
Which is updated more often, EZ Adder or Print Calculator?
EZ Adder ships an update every 2 months, and Print Calculator monthly. Most recently, EZ Adder was updated on October 18, 2026 and Print Calculator on October 14, 2026.

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