# PianoOps vs Cantus Pro

The clearest difference is monetization model: PianoOps at free against Cantus Pro's subscription. Cantus Pro's advantage is update cadence (every 3 days vs every 2 weeks). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for PianoOps against 5.0 for Cantus Pro. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

PianoOps ships an update every 2 weeks, Cantus Pro every 3 days. The most recent releases landed on October 7, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | PianoOps | Cantus Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/pianoops/id6748567563/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cantus-pro/id6797874291/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 3 days** |
| Monetization | **Free** | Subscription |
| Size | 40 MB | 4 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [3Strand LLC](https://appshunter.io/developer/1826315922) | [Davis Moore](https://appshunter.io/developer/6797874293) |

## What reviewers say

### PianoOps

[App page](https://appshunter.io/ios/app/pianoops/id6748567563)

This business management platform is designed for professional piano technicians. It offers tools for scheduling, customer information management, and streamlining daily operations directly from a mobile device.

**Highlights:** Scheduling management, Customer information management, Streamlined business operations, Mobile device accessibility, Designed for piano technicians

**In-app purchases:** none


### Cantus Pro

[App page](https://appshunter.io/ios/app/cantus-pro/id6797874291)

Manage all aspects of your piano technician business, from client details and service history to scheduling, invoicing, and financial insights. Track instruments, log expenses, and generate reports, all accessible offline.

**Highlights:** Client management, Recall and reminders, Appointment scheduling, Invoice and payment processing, Income and expense tracking, Instrument inventory, Offline functionality

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

**In-app purchases:** none


## Frequently asked questions

### Is PianoOps free?

PianoOps is free to download, with no in-app purchases.

### Is Cantus Pro free?

Cantus Pro is free to download, with no in-app purchases.

### Which has better reviews, PianoOps or Cantus Pro?

PianoOps and Cantus Pro are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do PianoOps or Cantus Pro have ads?

Neither PianoOps nor Cantus Pro shows ads.

### Which is updated more often, PianoOps or Cantus Pro?

PianoOps ships an update every 2 weeks, and Cantus Pro every 3 days. Most recently, PianoOps was updated on October 7, 2026 and Cantus Pro on October 9, 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.*