VC vs VJAA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VC
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Please contact Embraer for further information (opereng@embraer.com.br).
VJAA
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Công cụ quản lý tài liệu, chữ kí số trên iPhone, iPad. Được thiết kế cho các ứng dụng viết bởi công ty eBusiness. VJAA sử dụng công cụ này để quản lý tài liệu, chữ kí số.
Screenshots
Verdict
The clearest difference is update cadence: VJAA at every 3 weeks against VC's every 53 months. VC's advantage is iOS requirement (9.0 vs 18.0). 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.
VC ships an update every 53 months, VJAA every 3 weeks. The most recent releases landed on September 17, 2026 and September 14, 2026 respectively.
| Parameter | VC | VJAA |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 53 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 9.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 19 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | EMBRAER S.A. | Viet Hung Nguyen |
In-app purchases
VC
No in-app purchases
VJAA
No in-app purchases
