# Changemonitor vs NoxOps

The clearest difference is update cadence: NoxOps at every 4 days against Changemonitor's every 9 days. NoxOps also leads on iOS requirement (13.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Changemonitor sells 4 in-app purchases, starting at $0.99 per 7 days and NoxOps sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Changemonitor ships an update every 9 days, NoxOps every 4 days. The most recent releases landed on September 2, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Changemonitor | NoxOps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/changemonitor/id6473832284/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 14.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 52 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rob Mulder](https://appshunter.io/developer/1511132604) | [Usham Kamaljit Singh](https://appshunter.io/developer/1811528552) |

## What reviewers say

### Changemonitor

[App page](https://appshunter.io/ios/app/changemonitor/id6473832284)

This utility app allows you to monitor any website for changes and receive instant push notifications when updates are detected. It offers visual change comparison, history charts, and home screen widgets for easy tracking.

**Highlights:** Track unlimited websites, Instant push notifications, Visual change comparison, 30-day history charts, Home screen widgets, Multi-language support

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Pro user | $0.99 | per 7 days |
| Monthly Pro user | $1.99 | per month |
| Yearly Pro user | $17.99 | per year |
| Pro user | $8.99 | one-time |


### NoxOps

[App page](https://appshunter.io/ios/app/noxops/id6754835740)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NoxOps Pro Access | $10.00 | one-time |
| NoxOps Infinite Access | $200.00 | one-time |


## Frequently asked questions

### Is Changemonitor free?

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

### Is NoxOps free?

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

### Do Changemonitor or NoxOps have ads?

Neither Changemonitor nor NoxOps shows ads.

### Which is updated more often, Changemonitor or NoxOps?

Changemonitor ships an update every 9 days, and NoxOps every 4 days. Most recently, Changemonitor was updated on September 2, 2026 and NoxOps on September 17, 2026.

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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.*