# Sentiscale vs Volve App

The clearest difference is in-app purchases: Volve App at none against Sentiscale's 2. Volve App also leads on iOS requirement (16.4 vs 18.0). Sentiscale's advantage is device support (3 vs 1). On price, update cadence and ads there is nothing between them.

Both are free to download. Sentiscale sells 2 in-app purchases, starting at $3.99 per month. Volve App asks for nothing beyond the download.

Sentiscale ships an update every 2 weeks, Volve App weekly. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Sentiscale | Volve App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 12 MB | 55 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bijan Vesper](https://appshunter.io/developer/6776199007) | [Tatiana Libreros](https://appshunter.io/developer/6790563415) |

## What reviewers say

### Sentiscale

[App page](https://appshunter.io/ios/app/sentiscale/id6789323382)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Yearly | $19.99 | per year |


### Volve App

[App page](https://appshunter.io/ios/app/volve-app/id6790563413)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sentiscale free?

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

### Is Volve App free?

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

### Do Sentiscale or Volve App have ads?

Neither Sentiscale nor Volve App shows ads.

### Which is updated more often, Sentiscale or Volve App?

Sentiscale ships an update every 2 weeks, and Volve App weekly. Most recently, Sentiscale was updated on October 6, 2026 and Volve App on October 11, 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.*