Device MI vs KCMA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Device MI
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Testing for triage and grading of devices made easy, quick and accurate.
KCMA
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It is used to operate Kechuang instruments to realize non-contact viewing and operation of instruments. The source of operation of the upper computer of the instrument is expanded, and the popularity is improved.
Screenshots
Verdict
The clearest difference is update cadence: Device MI at every 2 days against KCMA's every 3 weeks. Device MI also leads on iOS requirement (9.0 vs 12.4). 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.
Device MI ships an update every 2 days, KCMA every 3 weeks. The most recent releases landed on September 13, 2026 and December 21, 2025 respectively.
| Parameter | Device MI | KCMA |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 9.0 — better | 12.4 |
| Further details — not scored | ||
| Size | 14 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | FutureDial Inc. | Chengdu KeChuang Institute of Science and Culture |
In-app purchases
Device MI
No in-app purchases
KCMA
No in-app purchases
