Comparison

API Testing Tool vs Structly

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

API Testing Tool

This tool allows developers and QA engineers to test and debug APIs directly from their mobile devices. It supports various HTTP request methods, provides detailed response previews, and offers organized storage for saved requests.

Highlights
  • Customizable HTTP requests (GET, POST, PUT)
  • Detailed response preview
  • Organized storage for API requests
  • SQLite and iCloud integration
  • Debug APIs on device
Features
Read full description

Take your API testing to the next level with this user-friendly and efficient API Testing Tool! Designed for developers, QA engineers, and tech enthusiasts, this app provides a seamless way to test and debug APIs right from your device Key Features: • Customizable Requests: Easily configure GET, POST, PUT, and other HTTP requests with full control over headers, parameters, and payloads. • Response Preview: View raw responses, including status codes and data, for detailed debugging. • Organized Storage: Save and organize your API requests locally for quick access and reusability. • SQLite Integration: All your configurations are stored both on device and seamlessly using iCloud

About

Structly

This tool enhances your browsing experience by transforming raw JSON data into clear, readable views directly within Safari. It offers effortless formatting, advanced search, and versatile export options, all while prioritizing user privacy with on-device operation and no data collection.

Highlights
  • Effortless JSON formatting
  • Syntax highlighting and collapsible sections
  • Line numbers for reference
  • Offline operation
  • Search keys and values
  • Execute JSON Path queries
  • Export to JSON, YAML, or CSV
  • Customizable themes
Features
Read full description

Structly makes JSON easy to read, in its own native viewer on iPhone, iPad and Mac, and right inside Safari. A NATIVE JSON VIEWER • Open files, paste text, or pick up where you left off with recent documents • A clear tree with syntax colors, item counts and indentation guides • Table view turns lists of objects, such as API results, into sortable columns • Source view with syntax highlighting • Numbers keep their exact spelling, even huge integers and precise decimals FIND AND UNDERSTAND • Search keys and values with highlighted matches, or show only the matches • Jump straight to a path such as $.users[0].name • The inspector shows readable dates for Unix timestamps and ISO 8601 dates, decodes URL and Base64 strings, and opens links • Copy a value, key or JSON path with one tap EXPORT YOUR WAY • 2 or 4 spaces, tabs or minified, with optional sorted keys • Save to Files or copy to the clipboard IN SAFARI • Formats JSON pages automatically, with search, JSON Path queries and themes • Export to JSON, YAML or CSV • Send any JSON page to the Structly app with one tap SHARE SHEET • "View in Structly" opens JSON from Files, Mail and other apps right in the share sheet PRIVATE BY DESIGN • No account, no ads, no tracking and no data collection • Everything happens on your device. Recent documents never leave it, and you can turn them off Built for developers, API testers and anyone who works with JSON.

Screenshots

API Testing Tool4 screens
Structly4 screens

Verdict

The call

The clearest difference is price: Structly at Free against API Testing Tool's $1.99. Structly also leads on ratings volume (4 vs 1) and device support (3 vs 1). API Testing Tool's advantage is in-app purchases (none vs 3) and rating (5.0 vs 4.8). On review sentiment, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Structly is free to download; API Testing Tool costs $1.99 up front. Structly sells 3 one-off in-app purchases. API Testing Tool asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

API Testing Tool holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 1 and 4 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

API Testing Tool ships an update every 2 weeks, Structly fortnightly. The most recent releases landed on October 7, 2026 and October 23, 2026 respectively.

Scorecard6 real differences · 4 level
API Testing Tool versus Structly: the parameters behind the verdict, then further details
ParameterAPI Testing ToolStructly
Price$1.99Free — better
Rating5.0 (1 ratings) — better4.8 (4 ratings)
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings14 — better
Update frequencyEvery 2 weeks — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree — better
DevicesiPhoneiPhone, iPad, Mac — better
Requires iOS18.017.6 — better
Further details — not scored
Size3 MB10 MB
Age rating4+4+
DeveloperANDREI EDUARD ISTRATEChen He

Customer experience

API Testing Tool

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Structly

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

API Testing Tool

No in-app purchases

3 purchases

Structly

One-time3
  • Small Tip$0.99
  • Medium Tip$2.99
  • Large Tip$4.99

Questions

Is API Testing Tool free?
API Testing Tool costs $1.99, with no in-app purchases.
Is Structly free?
Structly is free to download, with in-app purchases available.
Which has better reviews, API Testing Tool or Structly?
API Testing Tool is rated higher. API Testing Tool averages 5.0 out of 5 from 1 ratings, while Structly averages 4.8 from 4 ratings.
Do API Testing Tool or Structly have ads?
Neither API Testing Tool nor Structly shows ads.
Which is updated more often, API Testing Tool or Structly?
API Testing Tool ships an update every 2 weeks, and Structly fortnightly. Most recently, API Testing Tool was updated on October 7, 2026 and Structly on October 23, 2026.

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