Fraction / Calculator vs Commtech USA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fraction / Calculator
Perform all common fraction calculations with ease, just like a standard calculator. Simplify, find reciprocals, and calculate squares and square roots of fractions. Supports positive and negative fractions, displaying results in both fraction and decimal formats.
- Fraction addition, subtraction, multiplication, division
- Positive and negative fraction support
- Results as fraction and decimal
- Fraction simplification
- Reciprocals, squares, and square roots
- Widget support
- VoiceOver accessibility
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The Fraction Calculator feels and behaves exactly like a calculator with one exception, you're working with fractions. So now when homework (checking of course) calls for fractions, or your carpentry project needs you to add eighths and sixteenths dozens of times, or maybe you just want to be able to recalculate that dinner recipe to accommodate for five rather than two – turn to the Fraction Calculator. Fraction Calculator allows for adding, subtracting, multiplying and dividing both positive and negative fractions, displaying the results both as a fraction and a decimal. There are also functions to allow for simplifying, reciprocals, squares and square roots. Fraction Calculator also offers a Fraction Calculator Widget. Fraction Calculator supports iOS's multitasking, SplitView and Slide Over. Fraction Calculator is fully VoiceOver accessible.
Commtech USA
Access tech news, reviews, tips, and tutorials on the go. Features audio/video training, a podcast, and direct contact with support staff. Receive instant alerts for new content and announcements.
- Latest tech news and reviews
- How-to guides and tutorials
- Audio and video training samples
- Access to Support Staff Podcast
- Direct contact with support staff
- Instant alerts for new content
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Commtech USA is everything we offer online via our website in the palm of your hands! The latest news, reviews, tech tips and tutorials. Audio and Video training samples, access to the Support Staff Podcast, and quick access to our staff via phone, iMessage, email and more! When we release a podcast, training video or audio or announce something big, you’ll be the first to know via alerts straight to your device. (Requires enabling of Notifications).
Screenshots
Verdict
The clearest difference is price: Commtech USA at Free against Fraction / Calculator's $0.99. Commtech USA also leads on rating (5.0 vs 4.8) and device support (5 vs 3). Fraction / Calculator's advantage is update cadence (every 4 months vs every 21 months) and ratings volume (65 vs 4). On review sentiment, ads and in-app purchases 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
Commtech USA is free to download; Fraction / Calculator costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Commtech USA holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Fraction / Calculator has 65 ratings behind it against 4, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.
Fraction / Calculator ships an update every 4 months, Commtech USA every 21 months. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.
| Parameter | Fraction / Calculator | Commtech USA |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 4.8 (65 ratings) | 5.0 (4 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 65 — better | 4 |
| Update frequency | Every 4 months — better | Every 21 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac, Apple Watch — better |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 6 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | PalaSoftware Inc. | Commtech USA LLC |
Customer experience
Fraction / Calculator
Commtech USA
In-app purchases
Fraction / Calculator
No in-app purchases
Commtech USA
No in-app purchases
Questions
Is Fraction / Calculator free?
Is Commtech USA free?
Which has better reviews, Fraction / Calculator or Commtech USA?
Do Fraction / Calculator or Commtech USA have ads?
Which is updated more often, Fraction / Calculator or Commtech USA?
Other comparisons
