Icondo vs PreCal
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Icondo
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Lock and unlock your door with your smart phone. Give keyless entry to your family, friends, housekeeper, or company employees etc. Using the mobile phone to unlock the lock reduces the inconvenience of the user passing the entity key, and makes the lock more and more convenient to use.
PreCal
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An application that allow you to fill the forms that you received by email.
Screenshots
Verdict
The clearest difference is update cadence: PreCal at every 6 weeks against Icondo's every 36 months. Icondo's advantage is iOS requirement (13.0 vs 15.1). 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.
Icondo ships an update every 36 months, PreCal every 6 weeks. Both last shipped on October 14, 2026.
| Parameter | Icondo | PreCal |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 36 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 176 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | David Lagouge | Laboratoire d'Applications Mobiles Inc |
In-app purchases
Icondo
No in-app purchases
PreCal
No in-app purchases
