DUApp vs App4Agro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DUApp
This app reads information from Portugal's certified vehicle registration document using UniQode®. It provides intuitive and friendly access to the document's complete details. Note that it does not replace the physical document.
- Read UniQode® information
- Access vehicle document details
- Intuitive interface
- Friendly user experience
- Digital access to document data
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A duapp permite fazer a leitura da informação presente no UniQode® do documento certificado de matrícula, Documento Único Automóvel, de Portugal. Permite o acesso na app à informação completa do documento de forma intuitiva e amigável. Atenção: a DUApp não substitui o documento físico.
App4Agro
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Advantages of using App4Agro: • Quick and efficient search for certified products in Portugal to combat pests, diseases, or weeds across various crops. • Accurate calculation of product quantities needed for any equipment. • Comprehensive field treatment records, with easy future access for reference. • Consultation on expiration dates for product use or sale, helping avoid penalties with clients and regulatory entities. • Search functionality for phytopharmaceutical attributes, providing instant answers to common questions.
Screenshots
Verdict
The clearest difference is update cadence: App4Agro at every 2 weeks against DUApp's every 6 months. App4Agro also leads on iOS requirement (13.4 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. Neither carries in-app purchases, so what you see is what you pay.
DUApp ships an update every 6 months, App4Agro every 2 weeks. The most recent releases landed on June 22, 2026 and September 24, 2026 respectively.
| Parameter | DUApp | App4Agro |
|---|---|---|
| Price | Free | Free |
| Rating | 1.8 (4 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 6 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.4 — better |
| Further details — not scored | ||
| Size | 12 MB | 37 MB |
| Age rating | 4+ | 17+ |
| Developer | Imprensa Nacional-Casa da Moeda SA | Bruno Lima |
In-app purchases
DUApp
No in-app purchases
App4Agro
No in-app purchases
