# SPL Meter vs Calavibe

The clearest difference is price: Calavibe at Free against SPL Meter's $0.99. Calavibe also leads on in-app purchases (none vs 1) and update cadence (every 10 days vs every 4 months). SPL Meter's advantage is chart position (#81 vs unranked). On ads, device support and iOS requirement there is nothing between them.

Calavibe is free to download; SPL Meter costs $0.99 up front. SPL Meter sells 1 one-off in-app purchase. Calavibe asks for nothing beyond the download.

SPL Meter ships an update every 4 months, Calavibe every 10 days. The most recent releases landed on October 14, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | SPL Meter | Calavibe |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.1 (28 ratings)](https://appshunter.io/ios/app/spl-meter/id309206756/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 72.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 10 days** |
| Monetization | Paid | — |
| Best chart rank | **#81** | — |
| Size | 36 MB | 39 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Andrew Smith](https://appshunter.io/developer/291822462) | [Julian Subiros](https://appshunter.io/developer/1830739701) |

## What reviewers say

### SPL Meter

[App page](https://appshunter.io/ios/app/spl-meter/id309206756)

**Currently charting:** #81 Top Paid · Music (US App Store)

This application functions as a professional-grade sound level meter, measuring decibels (dB) with advanced DSP algorithms. It offers adjustable filters, decay rates, and ranges, and can be calibrated for accuracy. It supports both internal and external microphones for versatile sound measurement.

**Highlights:** A and C weighting filters, ANSI Fast or Slow decay, 40dB to 120dB ranges, Adjustable calibration, Internal/External mic support, Universal app

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Controls & Ad-Free | $0.99 | one-time |

**What reviewers like**

- ✅ Accurate sound level measurements when calibrated
- 💰 Excellent value at $0.99 price point
- 📱 Works across multiple Apple devices (iPhone, iPad, iPod)
- 🎯 Simple and intuitive user interface
- 🔧 Analog meter design looks professional and authentic

**What reviewers complain about**

- 🐛 Inconsistent and unstable meter readings
- 💳 Pricing discrepancies (advertised as $0.99 but charged $6.99)
- 📐 UI scaling issues on various screen sizes and orientations
- 🔍 Text and meter display too small to read easily
- 🖼️ Outdated retro interface design

**Reported bugs**

- Meter readings change completely and are not stable
- App crashes on iPhone 6s Plus with jumbled screen display
- Screen scaling issues on iPad models
- Display glitches when rotating device between portrait and landscape
- Greyed out settings after installation

**Requested features**

- Larger meter display in landscape mode
- Digital-only display option without analog meter face
- Peak hold and min/max reading indicators
- Time-based decibel graph visualization
- Linear response visual option in addition to logarithmic


### Calavibe

[App page](https://appshunter.io/ios/app/calavibe/id6760323243)

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

**In-app purchases:** none


## Frequently asked questions

### Is SPL Meter free?

SPL Meter costs $0.99, and also offers in-app purchases.

### Is Calavibe free?

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

### Do SPL Meter or Calavibe have ads?

Neither SPL Meter nor Calavibe shows ads.

### Which is updated more often, SPL Meter or Calavibe?

SPL Meter ships an update every 4 months, and Calavibe every 10 days. Most recently, SPL Meter was updated on October 14, 2026 and Calavibe on September 24, 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.*