# Live Spectrogram vs Mojida

The clearest difference is price: Mojida at Free against Live Spectrogram's $1.99. Mojida also leads on update cadence (every 14 months vs every 31 months). Live Spectrogram's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

Mojida is free to download; Live Spectrogram costs $1.99 up front. Mojida sells 1 one-off in-app purchase. Live Spectrogram asks for nothing beyond the download.

Live Spectrogram ships an update every 31 months, Mojida every 14 months. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Live Spectrogram | Mojida |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/live-spectrogram/id630831185/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 62.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 31 months | **Every 14 months** |
| Monetization | Paid | — |
| Size | 15 MB | 2 MB |
| Requires iOS | **13.0** | 13.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Krueger Systems, Inc.](https://appshunter.io/developer/299293363) | [koji otani](https://appshunter.io/developer/503754671) |

## What reviewers say

### Live Spectrogram

[App page](https://appshunter.io/ios/app/live-spectrogram/id630831185)

Visualize sound frequencies in real-time with this tool. It displays audio intensity across time and frequency using color, helping you perfect singing, analyze animal calls, or locate household noises.

**Highlights:** Real-time audio visualization, Frequency analysis, Time-based spectrum display, Intensity shown by color, Singing voice perfection, Animal call analysis, Sound source identification

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

**In-app purchases:** none


### Mojida

[App page](https://appshunter.io/ios/app/mojida/id1528673905)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| mojida pro | $1.99 | one-time |


## Frequently asked questions

### Is Live Spectrogram free?

Live Spectrogram costs $1.99, with no in-app purchases.

### Is Mojida free?

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

### Do Live Spectrogram or Mojida have ads?

Neither Live Spectrogram nor Mojida shows ads.

### Which is updated more often, Live Spectrogram or Mojida?

Live Spectrogram ships an update every 31 months, and Mojida every 14 months. Most recently, Live Spectrogram was updated on September 18, 2026 and Mojida 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.*