Sentry Technology vs DVA MRCA Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sentry Technology
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Sentry technology devices are designed to make maintaining and monitoring an environment for your pets easy, safe and smart.
DVA MRCA Calculator
This tool estimates permanent impairment ratings and potential compensation from the Department of Veterans' Affairs (DVA). It uses user-provided information and the GARP-M guidelines, with adjustments for age, gender, and impairment types. It serves as a guide, as DVA considers additional factors.
- Permanent Impairment rating estimation
- Compensation payable calculation
- GARP-M guideline based
- Age and gender adjustments
- Combined and partial impairment calculations
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This calculator will provide an estimated Permanent Impairment rating and compensation payable by DVA based on user input to required questions. The calculator is used as a guide only and is not to be relied on as there are many other factors that maybe taken into account by DVA. The calculator is based off the GARP-M and includes adjustments for age, gender, combining and partial impairments.
Screenshots
Verdict
The clearest difference is update cadence: DVA MRCA Calculator at weekly against Sentry Technology's every 2 months. Sentry Technology's advantage is iOS requirement (11.0 vs 17.0). 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.
Sentry Technology ships an update every 2 months, DVA MRCA Calculator weekly. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.
| Parameter | Sentry Technology | DVA MRCA Calculator |
|---|---|---|
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| Update frequency | Every 2 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 38 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Sentry Technology Pty Ltd | Geoffrey Armstrong |
In-app purchases
Sentry Technology
No in-app purchases
DVA MRCA Calculator
No in-app purchases
Questions
Is Sentry Technology free?
Is DVA MRCA Calculator free?
Do Sentry Technology or DVA MRCA Calculator have ads?
Which is updated more often, Sentry Technology or DVA MRCA Calculator?
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