QRCobot vs IsoDecibel
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QRCobot
This utility app allows you to quickly scan QR codes and various barcode types from your camera or saved images. You can also generate custom QR codes and barcodes for different content types, save them for easy access, and share them.
- Scan QR codes and barcodes
- Generate custom QR codes
- Generate barcodes
- Import from Photos
- Save and name codes
- Home Screen widgets
- Share and export codes
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QRCobot is a fast and beautifully designed QR code & barcode scanner and generator for iPhone and Apple Watch. Scan, create, customize and access your codes instantly — including from your Home Screen with widgets. KEY FEATURES • Scan QR codes and popular barcode types • Scan from camera or import from Photos • Generate QR codes for URL, text, Wi-Fi, contact, SMS, location and calendar • Generate barcodes such as EAN-13, Code 128 and more • Customize QR style with themes, icons, background images and error correction level • Save and organize your codes for quick reuse • Home Screen widgets for instant access to selected QR codes • Apple Watch support for scanning on the go • Share and export as image or copy content instantly Whether you need to share a Wi-Fi password, display a payment code, store event tickets, create product labels or generate stylish QR codes for social media, QRCobot helps you do it quickly with a clean and focused workflow. No clutter. No unnecessary complexity. Just powerful QR tools.
IsoDecibel
This tool simplifies decibel calculations, allowing you to add, subtract, and average sound source levels. It's designed for ease of use and to provide an educational insight into acoustics.
- Add independent source levels
- Subtract independent source levels
- Calculate average of source levels
- Sum up to 20 source levels
- Educational insight into acoustics
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IsoDecibel is a simple and easy-to-use decibel calculator tool, for adding and subtracting independent source levels. IsoDecibel also provides the user with an option to calculate the average of source levels. The user has the ability to find the average and also the sum of up to 20 source levels. The calculator is designed to be easy-to-use, and also as an educational software that gives the user an insight into the field of Acoustics.
Screenshots
Verdict
The clearest difference is update cadence: QRCobot at weekly against IsoDecibel's every 9 months. IsoDecibel's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and monetization model 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.
QRCobot ships an update weekly, IsoDecibel every 9 months. The most recent releases landed on October 3, 2026 and October 7, 2026 respectively.
| Parameter | QRCobot | IsoDecibel |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 60.0% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Weekly — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 17.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 34 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | 博 刘 | Emil Aerenlund |
Customer experience
QRCobot
IsoDecibel
In-app purchases
QRCobot
No in-app purchases
IsoDecibel
No in-app purchases
Questions
Is QRCobot free?
Is IsoDecibel free?
Do QRCobot or IsoDecibel have ads?
Which is updated more often, QRCobot or IsoDecibel?
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