# Zero vs Domains, SSL and Uptime

The clearest difference is ads: Domains, SSL and Uptime at none against Zero's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Zero sells 3 one-off in-app purchases and Domains, SSL and Uptime sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Zero | Domains, SSL and Uptime |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | — | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 12 MB | 69 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thuong Nguyen](https://appshunter.io/developer/948221852) | [Calenzy Pte. Ltd.](https://appshunter.io/developer/1709431554) |

## What reviewers say

### Zero

[App page](https://appshunter.io/ios/app/zero-check-website-status/id6478543338)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Unlimited Websites | $1.99 | one-time |
| Professional | $2.99 | one-time |


### Domains, SSL and Uptime

[App page](https://appshunter.io/ios/app/domains-ssl-and-uptime/id6745731580)

Monitor website uptime, domain expiry, and SSL/TLS certificate expiration. Receive timely alerts to prevent outages and ensure continuous service. Stay in control of your online presence with automated checks and notifications.

**Highlights:** Uptime monitoring with frequent checks, Domain expiry alerts, SSL/TLS certificate expiry notifications, Website outage detection, Renewal reminders, Priority support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Uptime+ Monthly | $1.99 | per month |
| Uptime+ Yearly | $19.99 | per year |


## Frequently asked questions

### Is Zero free?

Zero is free to download, with in-app purchases available.

### Is Domains, SSL and Uptime free?

Domains, SSL and Uptime is free to download, with in-app purchases available.

### Do Zero or Domains, SSL and Uptime have ads?

Zero shows ads; Domains, SSL and Uptime does not.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*