MRVI Display vs Device MI
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MRVI Display
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This MRVI app utilizes Bluetooth technology to remotely display the dial face of the CHANCE® Multi-Range Voltage Indicator® (MRVI) which is a portable tool used by qualified personnel to confirm that a high-voltage line is energized or de-energized prior to performing maintenance.
Device MI
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Testing for triage and grading of devices made easy, quick and accurate.
Screenshots
Verdict
The clearest difference is update cadence: Device MI at every 2 days against MRVI Display's every 3 months. 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.
MRVI Display ships an update every 3 months, Device MI every 2 days. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.
| Parameter | MRVI Display | Device MI |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 9.0 | 9.0 |
| Further details — not scored | ||
| Size | 6 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | Bevins Co | FutureDial Inc. |
In-app purchases
MRVI Display
No in-app purchases
Device MI
No in-app purchases
Questions
Is MRVI Display free?
Is Device MI free?
Do MRVI Display or Device MI have ads?
Which is updated more often, MRVI Display or Device MI?
Other comparisons
