# Advanced JSON Viewer vs Logic Circuit Simulator Pro

The clearest difference is review sentiment: Logic Circuit Simulator Pro at 100% against Advanced JSON Viewer's 40%. Logic Circuit Simulator Pro also leads on update cadence (every 2 days vs every 6 weeks) and iOS requirement (12.0 vs 15.0). Advanced JSON Viewer's advantage is price ($1.99 vs $2.99). On ads, in-app purchases, monetization model and chart position there is nothing between them.

Advanced JSON Viewer costs $1.99 and Logic Circuit Simulator Pro $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Advanced JSON Viewer ships an update every 6 weeks, Logic Circuit Simulator Pro every 2 days. The most recent releases landed on October 10, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Advanced JSON Viewer | Logic Circuit Simulator Pro |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/advanced-json-viewer/id6739271287/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 40.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | Paid | Paid |
| Best chart rank | #193 | **#172** |
| Size | 5 MB | 127 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Acrogenesis LLC](https://appshunter.io/developer/1784592807) | [Ali Mert TUFEKCI](https://appshunter.io/developer/1483311309) |

## What reviewers say

### Advanced JSON Viewer

[App page](https://appshunter.io/ios/app/advanced-json-viewer/id6739271287)

**Currently charting:** #193 Top Paid · Developer Tools (US App Store)

This tool enhances JSON data viewing and editing within Safari and on your device. It offers beautiful formatting, syntax highlighting, and an interactive editor for efficient JSON management.

**Highlights:** Open and save JSON files, Beautiful JSON formatting, Syntax highlighting, Interactive editor, Light & dark modes, Error detection

**Features:** Safari Extension, Vision Pro support

**In-app purchases:** none


### Logic Circuit Simulator Pro

[App page](https://appshunter.io/ios/app/logic-circuit-simulator-pro/id6742411780)

**Currently charting:** #172 Top Paid · Developer Tools (US App Store)

Design and simulate complex logic circuits with an intuitive interface. Build counters, ALUs, and even your own processors. Enjoy a premium, ad-free experience with lifetime access to all features.

**Highlights:** Advanced circuit design, Qnet algorithm for complex circuits, Build counter circuits and flip-flops, Construct Arithmetic Logic Units (ALUs), Design custom processors, Ad-free experience, Offline mode

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

**In-app purchases:** none


## Frequently asked questions

### Is Advanced JSON Viewer free?

Advanced JSON Viewer costs $1.99, with no in-app purchases.

### Is Logic Circuit Simulator Pro free?

Logic Circuit Simulator Pro costs $2.99, with no in-app purchases.

### Do Advanced JSON Viewer or Logic Circuit Simulator Pro have ads?

Neither Advanced JSON Viewer nor Logic Circuit Simulator Pro shows ads.

### Which is updated more often, Advanced JSON Viewer or Logic Circuit Simulator Pro?

Advanced JSON Viewer ships an update every 6 weeks, and Logic Circuit Simulator Pro every 2 days. Most recently, Advanced JSON Viewer was updated on October 10, 2026 and Logic Circuit Simulator Pro on October 13, 2026.

### Which is more popular, Advanced JSON Viewer or Logic Circuit Simulator Pro?

Advanced JSON Viewer currently peaks at #193 in the App Store charts, and Logic Circuit Simulator Pro at #172. Chart position reflects recent download velocity rather than total install base.

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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.*