Quantumult X vs NetCheck Connectivity
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Quantumult X
This powerful network utility allows web developers to debug HTTP traffic and modify requests/responses. It also enables users to customize proxy settings, supporting various protocols and advanced filtering for network requests.
- HTTP request/response debugging
- MitM HTTP decryption
- HTTP rewrite for traffic modification
- Customized DNS settings
- Shadowsocks proxy support
- WebSocket and TLS proxying
- Customizable network request policies
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Quantumult completely rebuilt from scratch, and includes a lots of awesome new features! Quantumult X is a powerful network tool for web developers and users who need to customize their proxies. For web develpers: - HTTP activity can record the whole HTTP request and response including body(HTTP debug should be enabled). - The MitM HTTP decryption can work for the traffics from TUN interface(MitM should be enabled). - HTTP rewrite with URL 302/307 redirect or request header/body modification or response header/body modification(Rewrite should be enabled). - Customized DNS settings for specific domains(IPv4 or IPv6), only can be edited in configuration profile. For users who need to customize their proxies: - Supports shadowsocks proxy protocol. - Supports shadowsocks with obfs-tls or obfs-http plugins. - Supports shadowsocks over websocket and tls(server side should be deployed by v2ray-core). - Supports UDP relay if the server supports it. - Supports different policies for network request by using customized filters(host, host suffix, host keyword...). Privacy Policy: https://quantumult.app/x/privacy/ Contact Us: support@quantumult.app
NetCheck Connectivity
Diagnose your internet connection issues with this straightforward utility. It performs essential network tests to pinpoint problems on your device, network, or within apps.
- Network testing
- Problem identification
- Device, network, and app issue detection
- Low-level network tests
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What's up with my Internet?! This simple app aims to answer that question. By performing a few basic, low-level network tests, this app helps you identify where problems may exist on your phone, network, or apps.
Screenshots
Verdict
The clearest difference is review sentiment: NetCheck Connectivity at 100% against Quantumult X's 50%. NetCheck Connectivity also leads on price (Free vs $9.99) and rating (5.0 vs 3.8). Quantumult X's advantage is ratings volume (1.6K vs 1) and chart position (#15 vs unranked). 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
NetCheck Connectivity is free to download; Quantumult X costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
NetCheck Connectivity holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Quantumult X has 1.6K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of Quantumult X's written reviews are positive against 100% of NetCheck Connectivity's.
Quantumult X ships an update every 2 months, NetCheck Connectivity every 6 days. The most recent releases landed on September 24, 2026 and June 11, 2026 respectively.
| Parameter | Quantumult X | NetCheck Connectivity |
|---|---|---|
| Price | $9.99 | Free — better |
| Rating | 3.8 (1.6K ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 50.1% of reviews | 100.0% of reviews — better |
| Number of ratings | 1.6K — better | 1 |
| Update frequency | Every 2 months | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Best chart rank | #15 — better | — |
| Devices | iPhone, iPad, iPod, Mac, Apple TV — better | iPhone, iPad, iPod, Mac |
| Requires iOS | 15.0 | 14.5 — better |
| Further details — not scored | ||
| Size | 87 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Cross Utility Ltd | mjvlabs, llc |
Customer experience
Quantumult X
NetCheck Connectivity
Bugs and requests
Quantumult X
Reported bugs
3 issues- Issues with iOS 18 certificate installation
- Incompatibility with system VPN
- Rewrite and MITM functions not working as expected
Requested features
4 requests- Support for new protocols like Hysteria2 and VLESS
- Remote access and node switching
- Widgets for quick access
- Batch speed testing for multiple nodes
NetCheck Connectivity
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Quantumult X
No in-app purchases
NetCheck Connectivity
No in-app purchases
