# iSPL PRO+ vs Level

The clearest difference is in-app purchases: Level at none against iSPL PRO+'s 1. Level also leads on iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. iSPL PRO+ sells 1 one-off in-app purchase. Level asks for nothing beyond the download.

## The numbers

| Metric | iSPL PRO+ | Level |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/level-sound-level-meter/id6781562419/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Free |
| Size | 23 MB | 1 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Colours Lab](https://appshunter.io/developer/528274160) | [Carl Sieber](https://appshunter.io/developer/6777791133) |

## What reviewers say

### iSPL PRO+

[App page](https://appshunter.io/ios/app/ispl-pro-plus/id6762527669)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $4.99 | one-time |


### Level

[App page](https://appshunter.io/ios/app/level-sound-level-meter/id6781562419)

This app provides a live sound-level meter and a pink-noise generator to help you set speaker levels, match channels, and verify system balance. It's designed for precise audio calibration without needing multiple tools.

**Highlights:** Live decibel reading, Built-in pink-noise generator, Peak-hold maximum marker, A, C, & Z frequency weighting, Manual calibration offset, Multiple color themes

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

**In-app purchases:** none


## Frequently asked questions

### Is iSPL PRO+ free?

iSPL PRO+ is free to download, with in-app purchases available.

### Is Level free?

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

### Do iSPL PRO+ or Level have ads?

Neither iSPL PRO+ nor Level shows ads.

---

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