Comparison

Calc Cloud vs Margin Interest

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

Head to head
About

Calc Cloud

This app stores and syncs your calculation histories across all your devices using cloud storage. It's useful for everyday calculations, invoicing, and tax preparation, with options to edit, comment, and export your tapes.

Highlights
  • Cloud sync across devices
  • Editable paper tape history
  • Export to PDF, Email, Dropbox
  • Invoicing and tax calculation
  • Comment on lines
  • Undo/Redo functionality
Features
Read full description

Calc Cloud stores paper tape histories in Apple’s iCloud Drive® online services for use by any of your devices. Enter tabulations on your iPad® at work, and see them at home on your iPhone® that evening! Files are never lost even if you upgrade or lose your mobile device. It is also perfect for everyday use. Use it for adding columns of numbers, invoicing, point-of-sale receipts, income taxes, percentages, and much more. Print the paper tape history or export to iBooks®, DropBox®, Email or Printer (see the FAQs). Review & edit numbers, add or delete lines and place comments on any lline. 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 Calc 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. Recent Press for our 'Accountant' series of calculator apps: . Recently ranked in "Top 10 - Finance" in the App Store. . AppsWild.com: "Whether you're tracking your monthly budget, coming up with an estimate of costs for a project you're working on....this App should be your first choice." ========== About Calc Cloud: ======== . Never lose a paper tape history again!! Keep all your devices up to date with paper tape histories held in iCloud Drive® online services. . Universal App for iPhone & iPad devices . Freely chain + - x / % 1/x √ . Tax + / - keys for Point-of-Sale receipts . Print, email or export a PDF file to the iBooks® app, Dropbox(c) or your favorite printing utility. . Add comments . Add, delete and modify lines and recompute results automatically. . 350 lines of paper tape history (upgraded version) . Undo / Redo . Three 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: ======== . Multiple keypads . Select from 4 background colors . Set a paper tape font size ========== FAQs Q1. Can I touch-type? A1. The iPad version of this app. 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. Q2. How do I edit an incorrect number or add & delete lines from the paper tape? A2. 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. Q3. Tell me about Email & Printing. A3. From the Export dialog, select: Email, Print, Copy or Open-In. Email includes a pdf attachment. Print to an AirPrint capable printer. Open-In will show a menu of 3rd party Apps that can receive a hardcopy of your paper tape (iBooks, DropBox, or 3rd party printer Apps (Brother, HP and more)). =========================== IN-APP PURCHASE: . Free download has a limited number of lines of paper tape . Upgrade for 350 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)

About

Margin Interest

This app helps stock traders quickly calculate brokerage margin interest, providing insights into hot stocks, market news, and NYSE holidays. It offers daily advice and motivational quotes to support informed trading decisions and a balanced lifestyle.

Highlights
  • Margin interest calculation
  • Weekly hot stocks list
  • Daily advice and motivation
  • 100-year NYSE holiday calendar
  • Real-time breaking news alerts
  • User-friendly interface
Features
Read full description

Margin Interest is the ultimate tool for stock traders who need a fast and efficient way to calculate brokerage margin interest. With just a few taps, users can determine the interest owed on margin loans, empowering them to make smarter trading decisions. Stay motivated with daily Motivation Quotes designed to keep you focused and driven. But that's not all. Margin Interest also includes: • Weekly Hot Stocks List – Stay ahead with trending stocks and market insights. • Daily Advice – Simple, practical tips for a balanced and stress-free life. • 100-Year NYSE Market Holiday Calendar – Plan your trades with precision. • Red Alert Breaking News – Get notified of critical market events in real-time. • With a clean and user-friendly interface, Margin Interest is the perfect companion for traders looking to stay on top of their finances and market strategy. Download now and take control of your trading future.

Screenshots

Calc Cloud4 screens
Margin Interest4 screens

Verdict

The call

Calc Cloud and Margin Interest both sit at 4.2 stars, but that hides the real split: 73% of Calc Cloud's written reviews are positive against 0% of Margin Interest's. Calc Cloud also leads on ratings volume (17 vs 3) and iOS requirement (12.3 vs 14.0). Margin Interest's advantage is in-app purchases (none vs 1) and update cadence (every 4 days vs every 3 weeks). On price, rating, 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. Calc Cloud sells 1 one-off in-app purchase. Margin Interest asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.2 for Calc Cloud against 4.3 for Margin Interest. That said, the two scores are not equally well evidenced: Calc Cloud has 17 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 73% of Calc Cloud's written reviews are positive against 0% of Margin Interest's.

UpkeepUpdate frequency

Calc Cloud ships an update every 3 weeks, Margin Interest every 4 days. The most recent releases landed on September 24, 2026 and October 2, 2026 respectively.

Scorecard6 real differences · 4 level
Calc Cloud versus Margin Interest: the parameters behind the verdict, then further details
ParameterCalc CloudMargin Interest
PriceFreeFree
Rating4.2 (17 ratings)4.3 (3 ratings) — better
Positive reviews72.7% of reviews — better0.0% of reviews
Number of ratings17 — better3
Update frequencyEvery 3 weeksEvery 4 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.3 — better14.0
Further details — not scored
Size26 MB29 MB
Age rating+44+
DeveloperRichard SilvermanJames Chang

Customer experience

Calc Cloud

All ratings17 ratings
Positive76.5%
Neutral5.9%
Negative17.6%
Written reviews11 reviews
Positive72.7%
Neutral9.1%
Negative18.2%

Margin Interest

All ratings3 ratings
Positive66.7%
Neutral33.3%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral100.0%
Negative0.0%

In-app purchases

1 purchases

Calc Cloud

One-time1
  • Full Upgrade$3.99
None

Margin Interest

No in-app purchases

Questions

Is Calc Cloud free?
Calc Cloud is free to download, with in-app purchases available.
Is Margin Interest free?
Margin Interest is free to download, with no in-app purchases.
Which has better reviews, Calc Cloud or Margin Interest?
Margin Interest is rated higher. Calc Cloud averages 4.2 out of 5 from 17 ratings, while Margin Interest averages 4.3 from 3 ratings.
Do Calc Cloud or Margin Interest have ads?
Neither Calc Cloud nor Margin Interest shows ads.
Which is updated more often, Calc Cloud or Margin Interest?
Calc Cloud ships an update every 3 weeks, and Margin Interest every 4 days. Most recently, Calc Cloud was updated on September 24, 2026 and Margin Interest on October 2, 2026.

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