Comparison

Spider Proxy vs Async

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

Head to head
About

Spider Proxy

Capture, analyze, and modify HTTP/HTTPS network traffic directly on your iOS device. Debug network requests, rewrite responses, and share data across devices. Offers advanced tools for network analysis and development.

Highlights
  • HTTPS traffic analysis
  • Rule rewrites for real-time modification
  • Data export and sharing
  • Custom HTTP(S) network debugging
  • JavaScript scripting for interface extension
  • Extensive encryption and encoding tools
Features
Read full description

Spider Proxy is a powerful mobile HTTP/HTTPS network debugging and packet capture tool for iOS. Inspect, analyze, and modify HTTP/HTTPS requests and responses directly on your iPhone or iPad without connecting to a computer. It supports request export and customizable debugging, including URL redirection and custom headers—making it an essential tool for developers and testers. Upgrade to Spider Proxy VIP to unlock seamless multi-device collaboration! Manage up to 4 secondary devices simultaneously with one-click data sync and sharing. VIP also offers flexible authorization management, allowing you to set custom rules or revoke access at any time. How It Works Spider Proxy creates a secure local VPN configuration on your device. When packet capture is enabled, a local HTTP proxy runs within the VPN process, routing local network traffic through the proxy to intercept, parse, and debug HTTP/HTTPS requests and responses. Key Features HTTPS Traffic Analysis: Deep inspection and viewing of encrypted traffic. Formatted Previews: Built-in syntax highlighting and formatting for HTML, JSON, and CSS. Real-time Rule Rewrites: Modify HTTP(S) requests and responses on the fly. Multi-device Collaboration: Multi-device authorization and effortless data sync. Secure Authorization: Encrypted authorization rules with instant access revocation. Backup & Restore: Easily back up and restore your local configuration. JS Scripting: Extend interface capabilities using custom JavaScript scripts. Request Replay: Custom HTTP(S) replaying with dependency handling and assertion checks. Developer Toolbox: Encoding & Encryption: Base64, URL Encode/Decode, MD5, SHA256, AES128, DES/3DES, RC4, Rabbit, UTF-8 conversion, ASCII tools. Utilities: Timestamp converter, Password generator, UUID generator, Color picker, Number to Chinese, JSON formatting & comparison. Terms of Use Spider Proxy is designed exclusively for network development, app debugging, and educational research. Please strictly adhere to all applicable local laws and regulations.

About

Async

Access tech news, quizzes, lessons, project ideas, and conference information. Stay updated with the latest in technology and enhance your skills.

Highlights
  • Tech news updates
  • Interactive quizzes
  • Learning lessons
  • Project ideas
  • Conference information
Features
Read full description

Actus tech, quizz, leçons, idées de projets et conferences

Screenshots

Spider Proxy4 screens
Async4 screens

Verdict

The call

The clearest difference is review sentiment: Async at 86% against Spider Proxy's 67%. Spider Proxy's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, ads and in-app purchases 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

Both are free to download. Spider Proxy sells 8 one-off in-app purchases and Async sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Spider Proxy ships an update every 3 weeks, Async every 2 weeks. The most recent releases landed on September 27, 2026 and September 21, 2026 respectively.

Scorecard2 real differences · 8 level
Spider Proxy versus Async: the parameters behind the verdict, then further details
ParameterSpider ProxyAsync
PriceFreeFree
Rating3.8 (10 ratings) — better—
Positive reviews66.7% of reviews85.7% of reviews — better
Number of ratings10 — better—
Update frequencyEvery 3 weeksEvery 2 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.1
Further details — not scored
Size70 MB49 MB
Age rating4+4+
Developer南京诸葛文化传媒有限公司Its Async

Customer experience

Spider Proxy

All ratings10 ratings
Positive70.0%
Neutral0.0%
Negative30.0%
Written reviews36 reviews
Positive66.7%
Neutral8.3%
Negative25.0%

Async

Written reviews7 reviews
Positive85.7%
Neutral0.0%
Negative14.3%

In-app purchases

8 purchases

Spider Proxy

One-time8
  • upgrade package$1.99
  • Basic$2.99
  • Professional$3.99
Show 5 more
  • Enterprise Edition$9.99
  • Expansion device$129.99
  • Expansion device$199.99
  • Expansion device$599.99
  • Expansion device$999.99
4 purchases

Async

Subscriptions4
  • Français$2.991 Month
  • Français$3.991 Month
  • Abonnement Annuel$24.901 Year
Show 1 more
  • Async Pro$44.991 Year

Questions

Is Spider Proxy free?
Spider Proxy is free to download, with in-app purchases available.
Is Async free?
Async is free to download, with in-app purchases available.
Do Spider Proxy or Async have ads?
Neither Spider Proxy nor Async shows ads.
Which is updated more often, Spider Proxy or Async?
Spider Proxy ships an update every 3 weeks, and Async every 2 weeks. Most recently, Spider Proxy was updated on September 27, 2026 and Async on September 21, 2026.

Other comparisons