Preview App vs JSON Navigator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Preview App
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Do you want to preview what your app looks like on the app store in advance? Let me help you. First download this app and then edit your app information. You can see the 6.5-inch and 6.9-inch app preview.
JSON Navigator
This app transforms JSON data into interactive, visualized trees directly within Safari. It offers instant visualization, data type indicators, and easy navigation through complex structures. Customize your viewing experience with light and dark themes.
- Instant JSON visualization
- Interactive tree-view interface
- Data type indicators
- Expand/collapse nodes
- Customizable light/dark themes
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Transform JSON Data into Interactive Trees with JSON Navigator for Safari JSON Navigator provides clean visualization of API responses through an elegant tree-view interface. Designed for developers. Powerful features: - Instant JSON Visualization: Converts JSON responses into interactive trees instantly on page load - Data Type Indicators: Lets you know if you are dealing with a string, number, object, date or other data type and includes element counts - Interactive Tree Navigation: Expand and collapse nodes with ease, making it simple to explore deep data structures - Customizable Interface: Choose between various light and dark themes to find your preferred style Enhance your development workflow with an intuitive tool for JSON analysis. JSON Navigator delivers powerful functionality in a lightweight, efficient package, making API response validation and data structure examination effortless. Perfect for developers on the go.
Screenshots
Verdict
The clearest difference is update cadence: JSON Navigator at every 2 weeks against Preview App's every 13 months. JSON Navigator also leads on chart position (#15 vs unranked) and price ($0.99 vs $1.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Preview App costs $1.99 and JSON Navigator $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Preview App ships an update every 13 months, JSON Navigator every 2 weeks. The most recent releases landed on September 21, 2026 and September 14, 2026 respectively.
| Parameter | Preview App | JSON Navigator |
|---|---|---|
| Price | $1.99 | $0.99 — better |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 13 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Best chart rank | — | #15 — better |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Cangmu Technology Co., Ltd | Chase Higgins |
In-app purchases
Preview App
No in-app purchases
JSON Navigator
No in-app purchases
Questions
Is Preview App free?
Is JSON Navigator free?
Do Preview App or JSON Navigator have ads?
Which is updated more often, Preview App or JSON Navigator?
Other comparisons
