FD Controller vs Tracer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FD Controller
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This application acts as a tool for developers, database managers, and others alike to perform Redis functions and HTTP Requests... All at the push of a button! It can come very handy in some situations where a specific HTTP request needs to be made, or a value inside of a Redis database needs to be set or read, without the need to type all the necessary commands into a terminal or other application.
Tracer
Monitor all network requests your iPhone makes in real-time, locally on your device. Identify third-party services, inspect request details, and understand where your data is going without it ever leaving your phone.
- Real-time network request monitoring
- Inspect headers, bodies, and timing
- Identify third-party services
- Visualize server locations on a globe
- Local data processing for privacy
- No account required
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Ever wonder what your apps are actually doing? Tracer lets you watch every network request your iPhone makes in real time. See where your data goes, who’s receiving it, and exactly what’s being sent - all without your traffic ever leaving your device. WATCH TRAFFIC LIVE * Every request flies across a live 3D globe * Inspect headers, bodies, timing, status codes, and more * See exactly where each server lives SEE WHO’S REALLY BEHIND AN APP * Instantly identify analytics, ads, payments, crash reporting, AI, and other third-party services * See who’s hosting them: AWS, Google Cloud, Cloudflare, and more PRIVATE BY DESIGN * Everything runs locally on your iPhone * Traffic is never uploaded * Your certificates are generated on-device and never leaves it * No account required BUILT FOR * App-curious who want to learn what apps are built with * Developers debugging APIs * QA teams testing apps on real devices * Privacy nerds who want receipts Setup takes just a few minutes. Install Tracer’s certificate, start a capture, and open any app. Your phone. Your traffic. Your business. ~~~~~~~~~~~~~~~~~~~~~ Tracer is free to use. Certain features require a paid subscription. Terms: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: FD Controller at none against Tracer's 3. FD Controller also leads on device support (3 vs 1) and iOS requirement (13.4 vs 26.0). Tracer's advantage is chart position (#120 vs unranked). On price and ads 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. Tracer sells 3 in-app purchases, starting at $4.99 per 7 days. FD Controller asks for nothing beyond the download.
| Parameter | FD Controller | Tracer |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | — | Daily |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Freemium |
| Best chart rank | — | #120 — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.4 — better | 26.0 |
| Further details — not scored | ||
| Size | 20 MB | 29 MB |
| Age rating | 17+ | 4+ |
| Developer | Ferrous Design, Inc. | Ryan Kotzebue |
In-app purchases
FD Controller
No in-app purchases
Tracer
- Pro access$4.997 Days
- Pro access7 Days trial$59.991 Year
- Pro access$199.00









