Nucleus Works vs HelloZay
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Nucleus Works
This business suite centralizes voice, SMS, video, and chat for seamless team, customer, and supplier communication. It offers an efficient, free platform to connect your entire network.
- Voice communication
- SMS messaging
- Video conferencing
- Team chat
- Customer and supplier connection
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A business communication and collaboration suite at the center of voice, SMS, video, and chat. Efficiently connecting your team, customers and suppliers, for free.
HelloZay
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HelloZay is a smart business phone companion designed to help you never miss an important call. Built for small business owners, HelloZay works alongside your existing phone system to manage incoming calls efficiently and professionally. When a call comes in, HelloZay instantly notifies you using the native iPhone call screen. You can answer immediately or let HelloZay handle the call when you’re unavailable. HelloZay can greet callers, take messages, capture lead information, and ensure every call is handled professionally — even when you’re busy. Key Features: • Native iOS call screen using CallKit • Instant incoming call notifications • One-tap answer or decline • Automatic call handling when unavailable • Caller name and number identification • Call history and tracking • Simple interface built for business owners HelloZay helps you stay connected to your customers without interrupting your workflow.
Screenshots
Verdict
The clearest difference is ads: HelloZay at none against Nucleus Works's shown. HelloZay also leads on update cadence (fortnightly vs every 2 months). Nucleus Works's advantage is iOS requirement (13.0 vs 26.2). On price, 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.
Nucleus Works ships an update every 2 months, HelloZay fortnightly. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | Nucleus Works | HelloZay |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| Update frequency | Every 2 months | Fortnightly — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 106 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Fibernetics Corp | Edwin Walker |
In-app purchases
Nucleus Works
No in-app purchases
HelloZay
No in-app purchases
