Alter Contacts vs Castle Management Services
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Alter Contacts
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Alter Contacts keeps client context, follow-ups, and important changes in one living contact book. CAPTURE WHAT MATTERS After a conversation, leave a voice note. Alter turns it into organized client context and follow-ups for you to review. KNOW WHO NEEDS ATTENTION See which clients need attention today and why, with the relevant history close at hand. KEEP EVERY CLIENT PROFILE ALIVE Connect sources such as Gmail, Google Calendar, and Notion to bring useful updates into the right client profile. STAY IN CONTROL Alter prepares context and next steps. It does not automatically send client-facing messages. Built for advisors, consultants, and other relationship-driven professionals who want client memory without the upkeep of a heavy CRM.
Castle Management Services
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Welcome to the Castle Management Services Connect app, your all-in-one digital companion for effortless community living. Designed for homeowners, residents, and board members of properties managed by Castle Management Services Connect, this app keeps you connected, informed, and in control, anytime, anywhere. With Castle Management Services Connect, you can pay your balance online, reserve amenities, access important documents, stay updated with community announcements, and connect easily with your management team, and much more, all in one convenient place. Whether you’re at home or on the go, the Castle Management Services Connect app brings your community to your fingertips, making it easier than ever to manage your home, stay engaged, and enjoy a seamless living experience. Download now and experience a new way to live connected app, your all-in-one digital companion for effortless community living. Designed for homeowners, residents, and board members of properties managed by Castle Management Services Connect, this app keeps you connected, informed, and in control, anytime, anywhere.
Screenshots
Verdict
The clearest difference is update cadence: Alter Contacts at every 5 days against Castle Management Services's every 10 days. 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.
Alter Contacts ships an update every 5 days, Castle Management Services every 10 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.
| Parameter | Alter Contacts | Castle Management Services |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days — better | Every 10 days |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 65 MB | 110 MB |
| Age rating | 4+ | 4+ |
| Developer | SenseBeing | CINC Systems |
In-app purchases
Alter Contacts
No in-app purchases
Castle Management Services
No in-app purchases
