XML / JSON Viewer vs iStructly
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
XML / JSON Viewer
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Instantly format and view XML or JSON files offline. Even broken data displays partially, keeping your workflow uninterrupted. Copy in 4 formats: Pretty, Raw, Key+Value, Value Only. Handles files up to 10MB smoothly, with preview mode for larger files. 【Key Features】 ・Auto-detect format with syntax highlighting ・Partial display for malformed data ・4 copy formats for flexible reuse ・Large file preview for smooth operation ・Light/Dark theme support 【Perfect For】 Developers, system engineers, API users, students—anyone working with XML/JSON daily. 【Privacy】 Your files are processed entirely on your device and are never uploaded. This app shows ads, which may use the network; upgrade to Pro to remove them. 【Pro】 A single one-time Pro purchase removes all ads and unlocks full content for large files, advanced copy, and regex search.
iStructly
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macOS tool to format, validate, and beautify your JSON with clarity and precision.
Screenshots
Verdict
The clearest difference is in-app purchases: iStructly at none against XML / JSON Viewer's 1. iStructly also leads on ads (none vs shown) and update cadence (daily vs every 3 weeks). XML / JSON Viewer's advantage is iOS requirement (15.0 vs 17.0). On price and device support 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
Both are free to download. XML / JSON Viewer sells 1 one-off in-app purchase. iStructly asks for nothing beyond the download.
XML / JSON Viewer ships an update every 3 weeks, iStructly daily. Both last shipped on October 7, 2026.
| Parameter | XML / JSON Viewer | iStructly |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Daily — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 46 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Seiya.k | Basel AbuTaleb |
In-app purchases
XML / JSON Viewer
- Pro Unlock$2.99
iStructly
No in-app purchases









