# Live Spectrogram vs Item Checklist

The clearest difference is review sentiment: Live Spectrogram at 63% against Item Checklist's 0%. Live Spectrogram also leads on rating (4.8 vs 2.0) and ratings volume (6 vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Live Spectrogram costs $1.99 and Item Checklist $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Live Spectrogram holds the better App Store score, 4.8 against 2.0. That said, the two scores are not equally well evidenced: Live Spectrogram has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 63% of Live Spectrogram's written reviews are positive against 0% of Item Checklist's.

Live Spectrogram ships an update every 31 months, Item Checklist every 38 months. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Live Spectrogram | Item Checklist |
| --- | --- | --- |
| Price | $1.99 | $1.99 |
| Rating | **[4.8 (6 ratings)](https://appshunter.io/ios/app/live-spectrogram/id630831185/reviews)** | [2.0 (1 ratings)](https://appshunter.io/ios/app/item-checklist/id6450289817/reviews) |
| Number of ratings | **6** | 1 |
| Positive reviews | **62.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 31 months** | Every 38 months |
| Monetization | Paid | Paid |
| Size | 15 MB | 19 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Krueger Systems, Inc.](https://appshunter.io/developer/299293363) | [Kouichi INAFUKU](https://appshunter.io/developer/438372899) |

## 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


### Item Checklist

[App page](https://appshunter.io/ios/app/item-checklist/id6450289817)

Create and manage multiple customizable checklists with colors, icons, and photos for each item. View your checklist status with widgets and on your lock screen, and sync with your Apple Watch.

**Highlights:** Multiple customizable checklists, Colors and icons for checklists, Photos for check items, Widget for status checking, Lock screen status checking, Apple Watch management

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

**In-app purchases:** none


## Frequently asked questions

### Is Live Spectrogram free?

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

### Is Item Checklist free?

Item Checklist costs $1.99, with no in-app purchases.

### Which has better reviews, Live Spectrogram or Item Checklist?

Live Spectrogram is rated higher. Live Spectrogram averages 4.8 out of 5 from 6 ratings, while Item Checklist averages 2.0 from 1 ratings.

### Do Live Spectrogram or Item Checklist have ads?

Neither Live Spectrogram nor Item Checklist shows ads.

### Which is updated more often, Live Spectrogram or Item Checklist?

Live Spectrogram ships an update every 31 months, and Item Checklist every 38 months. Most recently, Live Spectrogram was updated on October 14, 2026 and Item Checklist on October 9, 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.*