JTR Calcs vs QR Wave
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
JTR Calcs
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Utility App for JTR
QR Wave
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QR Wave is a fast and powerful QR code scanner and creator app. It offers support in 5 different languages and provides a user-friendly interface for everyone. No login required; start using it instantly and save your history.
Screenshots
Verdict
The clearest difference is ads: JTR Calcs at none against QR Wave's shown. QR Wave's advantage is update cadence (every 2 days vs every 9 months). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.
JTR Calcs ships an update every 9 months, QR Wave every 2 days. The most recent releases landed on September 14, 2026 and June 5, 2026 respectively.
| Parameter | JTR Calcs | QR Wave |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 | 14.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Rex Harris | Atakan Arslan |
In-app purchases
JTR Calcs
No in-app purchases
QR Wave
No in-app purchases
