NBR Digital Stamp vs Certify Inspector
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NBR Digital Stamp
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NBR Digital Stamp provides consumers and retailers within Bahrain the ability to quickly and easily validate the authenticity of permissible products by using the physical tax stamp or digital marker that has been applied to products.
Certify Inspector
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The Certify Inspector app enables enforcement agents working on behalf of Government Authorities to quickly validate the authenticity of products and stop the flow of illicit goods into their country's markets. This is achieved by simply scanning the physical tax stamp or the digital marker on the product(s).
Screenshots
Verdict
The clearest difference is update cadence: Certify Inspector at every 3 weeks against NBR Digital Stamp's every 21 months. NBR Digital Stamp's advantage is iOS requirement (12.2 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.
NBR Digital Stamp ships an update every 21 months, Certify Inspector every 3 weeks. The most recent releases landed on September 28, 2026 and October 6, 2026 respectively.
| Parameter | NBR Digital Stamp | Certify Inspector |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 21 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.2 — better | 15.0 |
| Further details — not scored | ||
| Size | 60 MB | 118 MB |
| Age rating | 12+ | 4+ |
| Developer | National Bureau for Revenue | De La Rue International LTD |
In-app purchases
NBR Digital Stamp
No in-app purchases
Certify Inspector
No in-app purchases
Questions
Is NBR Digital Stamp free?
Is Certify Inspector free?
Do NBR Digital Stamp or Certify Inspector have ads?
Which is updated more often, NBR Digital Stamp or Certify Inspector?
Other comparisons
