Delta Overlap vs Kaimai
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Delta Overlap
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DeltaOverlap is dedicated to all the accredited installer technicians. It lets you set the perfect tuning for your Overlap garage door equipped with Silmotion, the new Overlap garage door opener. Simply plug the Bluetooth key in the GDO communication port and connect! It is an essential tool also for a quick and easy system diagnosis. Few examples of the parameters you can set are: • Timer-to-Close (TCC) • Door timing • Current absorption • Light/buzzer timing
Kaimai
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Kaimai is the JCM smartphone solution for professionals in homeowner communities. It helps companies and professionals with community doors to control and manage access, as well as with maintenance tasks. It is compatible with all facilities managed through cloudAssistant.
Screenshots
Verdict
The clearest difference is iOS requirement: Delta Overlap at 13.0 against Kaimai's 15.1. On price, update cadence, ads and in-app purchases 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.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.
| Parameter | Delta Overlap | Kaimai |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 3 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Gread Elettronica srl | JCM Technologies S.A. |
In-app purchases
Delta Overlap
No in-app purchases
Kaimai
No in-app purchases
