Who's Available? vs Katalyst CRM
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Who's Available?
This app lets you easily share your availability status with friends and family. Securely update your status via the app, widget, or Apple Watch, and see theirs in return. No registration or login is required, and your data remains private.
- Share availability status
- iCloud Shared Database integration
- Today widget support
- Apple Watch app
- iMessage app integration
- No registration required
- Developer cannot access data
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Ever want to know if your friend is available or not before you call or text? Now you have the tool. Who's Available allows iPhone users to share availability status securely through iCloud Shared Database. You can invite friends who can see your status, set your status in-app, in the Today widget, or on your Apple Watch. Your friends can see your status in-app or in the iMessage app! - No registration / log-in needed - The developer cannot see your data. Your data is stored in iCloud
Katalyst CRM
This all-in-one business solution integrates AI workflows to streamline sales, marketing, and operations. It consolidates multiple platforms into a single app, offering tools for web building, appointment booking, SMS, calling, and pipeline management to boost productivity and sales.
- AI Workflows for best practices
- Integrated sales funnels
- Web-building tools
- SMS and calling capabilities
- Appointment booking
- Workflow and pipeline management
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Multiply your productivity with our library of AI Workflows. Experience a revolutionary All-In-One Solution that not only consolidates multiple platforms and software but elevates your business operations with integrated AI workflows. Say goodbye to the cluttered tech stack and excessive costs as you harness unlimited sales funnels, web-building tools, SMS and calling capabilities, appointment booking, and robust workflow and pipeline management – all within a single platform. These AI-infused workflows are your guides to best practices, supercharging productivity, and delivering exceptional results and sales.
Screenshots
Verdict
The clearest difference is rating: Katalyst CRM at 5.0 against Who's Available?'s 3.7. Who's Available?'s advantage is update cadence (every 2 days vs every 2 months) and device support (5 vs 2). On price, ads, in-app purchases and monetization model 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.
Katalyst CRM holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
Who's Available? ships an update every 2 days, Katalyst CRM every 2 months. The most recent releases landed on September 29, 2026 and October 6, 2026 respectively.
| Parameter | Who's Available? | Katalyst CRM |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 2 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod, Mac, Apple Watch — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 2 MB | 339 MB |
| Age rating | 4+ | 4+ |
| Developer | Shunzhe Ma | Industry Rockstar Switzerland GmbH |
Customer experience
Who's Available?
Katalyst CRM
In-app purchases
Who's Available?
No in-app purchases
Katalyst CRM
No in-app purchases
Questions
Is Who's Available? free?
Is Katalyst CRM free?
Which has better reviews, Who's Available? or Katalyst CRM?
Do Who's Available? or Katalyst CRM have ads?
Which is updated more often, Who's Available? or Katalyst CRM?
Other comparisons
