Calculator Plus Pro vs QI Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator Plus Pro
Enhance your iPad experience with this advanced calculator. It offers intelligent calculations and a clean, ad-free interface, making complex math tasks simpler and more efficient.
- Intelligent calculations
- Complex math support
- Ad-free experience
- Optimized for iPad
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$ 600 + buy iPad, $ 0.99 Make your iPad more perfect. Better use & no ads
QI Calculator
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1. A calculator that fully conforms to handwriting habits, so you no longer need to master different input methods for calculating data 2. There may be some imperfections, but everyone can provide valuable feedback on the premise of promising not to require fees. 3. Pay attention to the use of the cursor 4. Terms of Use (EULA):https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ 5.Privacy Policy:http://www.iphonesir.com/privacypolicy.html
Screenshots
Verdict
The clearest difference is update cadence: QI Calculator at every 3 weeks against Calculator Plus Pro's every 7 months. Calculator Plus Pro's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases 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 Plus Pro sells 1 one-off in-app purchase and QI Calculator sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Calculator Plus Pro ships an update every 7 months, QI Calculator every 3 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | Calculator Plus Pro | QI Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (35 ratings) — better | — |
| Positive reviews | 35.7% of reviews | — |
| Number of ratings | 35 — better | — |
| Update frequency | Every 7 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 9 MB | 129 MB |
| Age rating | 4+ | 4+ |
| Developer | 政 王 | shouhui qi |
In-app purchases
Calculator Plus Pro
- Remove Ads.$1.99
QI Calculator
- Theme$0.99
- Theme Blue Sky$0.99
Questions
Is Calculator Plus Pro free?
Is QI Calculator free?
Do Calculator Plus Pro or QI Calculator have ads?
Which is updated more often, Calculator Plus Pro or QI Calculator?
Other comparisons
