QR Code Reader and Maker App vs Oil4Green
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QR Code Reader and Maker App
Quickly scan and generate QR codes and barcodes for various purposes like websites, emails, and phone numbers. Save your history and easily share or export your created codes.
- Scan QR codes and barcodes
- Generate codes for URLs, emails, SMS, phone numbers
- Save scan history
- Share codes with one tap
- Export codes to CSV/Excel
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Streamline your QR and barcode tasks with one app. Scan or generate codes quickly, and keep your history on your phone. Create codes for websites/URLs, emails, SMS messages, and phone numbers. Share with one tap or export to CSV/Excel for easy management.
Oil4Green
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Oil4Green es un sistema de monitorización en tiempo real, conectado al Internet de las cosas (IoT) que permite monitorizar en todo momento información ambiental como, temperaturas, humedad o dioxido de carbono, presentes en el ambiente.
Screenshots
Verdict
The clearest difference is in-app purchases: Oil4Green at none against QR Code Reader and Maker App's 1. Oil4Green also leads on ads (none vs shown) and iOS requirement (11.0 vs 17.0). QR Code Reader and Maker App's advantage is update cadence (every 5 months vs every 17 months). On price 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. QR Code Reader and Maker App sells 1 one-off in-app purchase. Oil4Green asks for nothing beyond the download.
QR Code Reader and Maker App ships an update every 5 months, Oil4Green every 17 months. The most recent releases landed on September 20, 2026 and September 16, 2026 respectively.
| Parameter | QR Code Reader and Maker App | Oil4Green |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (57 ratings) — better | — |
| Positive reviews | 70.0% of reviews | — |
| Number of ratings | 57 — better | — |
| Update frequency | Every 5 months — better | Every 17 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 7 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Tevfik Yucek | DATA MONITORING S.L. |
In-app purchases
QR Code Reader and Maker App
- Remove QR App Advertisements$2.99
Oil4Green
No in-app purchases
Questions
Is QR Code Reader and Maker App free?
Is Oil4Green free?
Do QR Code Reader and Maker App or Oil4Green have ads?
Which is updated more often, QR Code Reader and Maker App or Oil4Green?
Other comparisons
