# On vs SoapVox

The clearest difference is in-app purchases: On at none against SoapVox's 5. On also leads on iOS requirement (17.6 vs 27.0). SoapVox's advantage is update cadence (every 4 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. SoapVox sells 5 one-off in-app purchases. On asks for nothing beyond the download.

On ships an update every 3 weeks, SoapVox every 4 days. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | On | SoapVox |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 25 MB | 13 MB |
| Requires iOS | **17.6** | 27.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [RYOTA UEMATSU](https://appshunter.io/developer/1829255016) | [TAKAFUMI MIZUGUCHI](https://appshunter.io/developer/400743346) |

## What reviewers say

### On

[App page](https://appshunter.io/ios/app/on-call-shift-schedule-maker/id6756843278)

This app automates the creation of fair and efficient duty rosters for teams. It collects requests, generates schedules respecting various constraints, and manages swaps post-finalization. Supports multiple currencies and holiday detection for several countries.

**Highlights:** Collects team member requests, Automated schedule generation, Ensures fairness in assignments, Manages post-finalization swaps, Supports multiple currencies, Export schedules to PDF, Sends duty reminders

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

**In-app purchases:** none


### SoapVox

[App page](https://appshunter.io/ios/app/soapvox-voice-soap-notes/id6761394388)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| コーヒー一杯のチップ | $1.99 | one-time |
| ランチのチップ | $2.99 | one-time |
| ギフトのチップ | $5.99 | one-time |
| 薬局応援チップ | $11.99 | one-time |
| SoapVox Pro | $49.99 | one-time |


## Frequently asked questions

### Is On free?

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

### Is SoapVox free?

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

### Do On or SoapVox have ads?

Neither On nor SoapVox shows ads.

### Which is updated more often, On or SoapVox?

On ships an update every 3 weeks, and SoapVox every 4 days. Most recently, On was updated on October 25, 2026 and SoapVox on October 28, 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.*