ALD PDF vs Checar 3
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ALD PDF
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16 supported languages. Lightweight and practical PDF viewer. Features an advanced word or key text search system. Allows enlarging the document and viewing the content in portrait or landscape mode. Quick access to content through the index or bookmark panel. Reception and sending of PDF files through iOS secure sharing. Built on Apple's iOS native full-featured tool, called PDF Kit, which allows greater security and functionality in PDF file management.
Checar 3
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Aplicativo de vistorias veiculares com recursos para Vistoriadores. Para o Perfil do Vistoriador: Recursos off-line: Realize vistorias mesmo sem conexão à internet. Vistorias Parametrizáveis: Adapte as vistorias conforme os requisitos específicos. Controle da fila de trabalho: Gerencie as vistorias de entrada no pátio de maneira eficiente. Histórico diário: Acesse rapidamente todas as vistorias realizadas no dia.
Screenshots
Verdict
The clearest difference is ads: Checar 3 at none against ALD PDF's shown. Checar 3 also leads on update cadence (weekly vs fortnightly). ALD PDF's advantage is iOS requirement (11.0 vs 15.1). On price, 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.
ALD PDF ships an update fortnightly, Checar 3 weekly. The most recent releases landed on October 1, 2026 and October 28, 2026 respectively.
| Parameter | ALD PDF | Checar 3 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 8 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | Aido Domingues | AutoTech |
In-app purchases
ALD PDF
No in-app purchases
Checar 3
No in-app purchases
