QR コードリーダー / きゅーあーるこーど読み取り・生成 vs ただの電卓
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QR コードリーダー / きゅーあーるこーど読み取り・生成
Easily scan QR codes and barcodes with this free application. It offers quick scanning, saves your history, and can even read codes from images stored on your device.
- Quick QR code scanning
- Barcode scanning
- Scan from images
- Save scan history
- Easy to use interface
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The definitive QR code scanner app — ranked #1 among the most-used apps! This is a reliable Japan-made app, developed in strict compliance with the usage guidelines (the terms for a non-exclusive trademark license) set by DENSO WAVE Incorporated, the trademark holder of QR Code. * Non-exclusive trademark license agreement with DENSO WAVE Incorporated: No. 4075066: Class 9 No. 6181403: Class 9, Class 35 No. 6181404: Class 9, Class 35 In recent updates, we've been actively adding new features to make the app even more convenient! - Added support for iPhone Duo - Added support for widgets, Control Center, and the Share Extension - Added Yahoo! Shopping and Mercari to product barcode search - You can now add history items to your favorites [Just launch and point] 1. Scanning starts the moment you open the app! 2. Simply point your screen at a QR code! Also fully equipped with scan history and a flashlight feature! You can even read QR codes from images saved in your camera roll! All features in this app are available for free! [Feature list] - Autofocus - Tap the screen to adjust focus - Support for "Sign in with a passkey" QR codes - Support for Wi-Fi connection QR codes - Scan history - Flashlight feature - Read QR codes from camera roll images - Change the app icon - Automatically detects which apps can be launched based on the scanned content - Scan product barcodes to search for items on shopping sites - QR code creation - Widgets, Share Extension, and Control Center If prompted for camera access on launch, please allow it. If a camera launch error appears, go to "Settings" > "Privacy" > "Camera" on your iPhone and enable access for "QR Code." [Supported barcodes] Codabar, Code 39, Code 39 mod 43, Code 93, Code 128, EAN-8, EAN-13, GS1 DataBar, GS1 DataBar Expanded, GS1 DataBar Limited, Interleaved 2 of 5 (ITF), ITF14, UPC-E Aztec, DataMatrix, Micro PDF417, Micro QR, PDF417, QR * Featured in AppBank's "3 Free Apps People Actually Used [July 2018 Edition]" on 2018/08/02 and others * Ranked #1 in AppBank's "[Updated Daily] Top 50 Most-Used Free Apps" on 2016/06/16 and others * Ranked #1 in AppBank's "Weekly Ranking of the Top 50 Most-Used Free Apps" on 2016/06/16 and others * Featured in many other media outlets QR Code is a registered trademark of DENSO WAVE Incorporated.
ただの電卓
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iPhoneやiPadで使える。多目的な計算機です。 ※機能 機能は計算と多少の公式計算が出来ます。 銀行の金利の計算 消費税の計算 将来の貯金額の計算 株式配当率計算 比例式の計算 などの計算が数値を入力するだけで計算する事ができます。 計算画面広告なし 古い端末でも起動できます。
Screenshots
Verdict
The clearest difference is ads: ただの電卓 at none against QR コードリーダー / きゅーあーるこーど読み取り・生成's shown. ただの電卓 also leads on iOS requirement (12.0 vs 17.0). QR コードリーダー / きゅーあーるこーど読み取り・生成's advantage is rating (4.8 vs 4.3) and ratings volume (53 vs 3). On price, review sentiment, 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. Neither carries in-app purchases, so what you see is what you pay.
QR コードリーダー / きゅーあーるこーど読み取り・生成 holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: QR コードリーダー / きゅーあーるこーど読み取り・生成 has 53 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 73% of QR コードリーダー / きゅーあーるこーど読み取り・生成's written reviews are positive against 70% of ただの電卓's.
QR コードリーダー / きゅーあーるこーど読み取り・生成 ships an update every 5 days, ただの電卓 fortnightly. The most recent releases landed on November 1, 2026 and October 12, 2026 respectively.
| Parameter | QR コードリーダー / きゅーあーるこーど読み取り・生成 | ただの電卓 |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (53 ratings) — better | 4.3 (3 ratings) |
| Positive reviews | 72.5% of reviews — better | 70.0% of reviews |
| Number of ratings | 53 — better | 3 |
| Update frequency | Every 5 days — better | Fortnightly |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 43 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | dotColors LLC | HIROKI HORIGUCHI |
Customer experience
QR コードリーダー / きゅーあーるこーど読み取り・生成
ただの電卓
In-app purchases
QR コードリーダー / きゅーあーるこーど読み取り・生成
No in-app purchases
ただの電卓
No in-app purchases
Questions
Is QR コードリーダー / きゅーあーるこーど読み取り・生成 free?
Is ただの電卓 free?
Which has better reviews, QR コードリーダー / きゅーあーるこーど読み取り・生成 or ただの電卓?
Do QR コードリーダー / きゅーあーるこーど読み取り・生成 or ただの電卓 have ads?
Which is updated more often, QR コードリーダー / きゅーあーるこーど読み取り・生成 or ただの電卓?
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