Comparison

FastTrack vs RF Signal Detector

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

Head to head
About

FastTrack

Read full description

FastTrack is the simplest and most beautiful way to track your intermittent fasting. Whether you're just starting out or you're a seasoned faster, FastTrack gives you everything you need to stay consistent and reach your health goals. FASTING TIMER Start a fast with one tap. Watch your progress in real time with a stunning circular timer that shows elapsed time, remaining time, and your current fasting zone. Know exactly what's happening in your body at every stage. FASTING ZONES Understand the science behind your fast. FastTrack guides you through each metabolic phase — from Digesting to Fat Burning, Ketosis, Autophagy, and beyond. Each zone explains what your body is doing, so you stay motivated. FLEXIBLE PLANS Choose from popular fasting schedules like 16:8, 18:6, 20:4, OMAD, or create your own custom plan. Switch plans anytime to find what works best for your lifestyle. STREAKS & ACHIEVEMENTS Build momentum with daily streaks. Unlock 17 unique badges across 4 categories: Streaks, Milestones, Explorer, and Mastery. From your First Fast to Century Streak — there's always a new goal to chase. DETAILED STATISTICS & INSIGHTS Track your total fasts, hours, completion rate, and average duration. Compare week-over-week performance, find your best fasting day, and monitor your consistency score. Beautiful charts help you see your progress at a glance. CALENDAR HISTORY See all your past fasts on a visual calendar. Green dots for completed goals, amber for partial fasts. Every session is logged with plan, duration, and completion status. WEIGHT TRACKING Log your weight, set goals, and track your progress over time. Syncs with Apple Health to keep all your data in one place. WATER TRACKING Stay hydrated during your fasts. Set daily water goals and log glasses with a quick tap. APPLE WATCH Control your fasts right from your wrist. Start, stop, and monitor your timer on Apple Watch with full sync. Get haptic feedback when you enter a new fasting zone or reach your goal. WIDGETS & LIVE ACTIVITIES Add home screen widgets to see your fasting status at a glance. Live Activities show your progress on the Lock Screen and Dynamic Island. Toggle fasting from Control Center. HEALTH & PRIVACY Your data stays on your device. Optional Apple Health integration for weight sync. No account required. No ads. 9 LANGUAGES Available in English, Spanish, French, German, Italian, Portuguese, Japanese, Korean, and Chinese. Start your fasting journey with FastTrack — the app that makes intermittent fasting simple, beautiful, and effective. Terms of Use: https://jordimilla.github.io/legal/fasttrack/terms-of-use.html Privacy Policy: https://jordimilla.github.io/legal/fasttrack/privacy-policy.html

About

RF Signal Detector

This tool helps detect hidden electronic devices and cameras by scanning for electromagnetic fields and network connections. It offers real-time visualizers and alerts, all processed offline without requiring an account or sharing your data.

Highlights
  • Smart RF Detector
  • Network Scanner
  • Real-Time Visualizer
  • Haptic & Audio Alerts
  • 100% Offline Processing
  • Zero Account Required
Features
Read full description

Protect your peace of mind with ReFi. A secure, offline tool to find hidden devices and cameras. Are You Truly Alone? Hidden spy cameras, rogue microphones, and trackers are smaller and easier to hide than ever before. Whether you are in a hotel, an Airbnb, or a sensitive meeting, your privacy matters. Meet ReFi, your essential rf signal detector designed to help you scan your surroundings, locate suspicious electronic emissions, and secure your personal space. Why Choose ReFi? Most security apps require intrusive permissions or upload your data. Not us. Our usp is a privacy first rf detector. We believe a tool built to protect you should never track you. 100% Offline Processing: All scans happen entirely on your device. Zero Account Required: No registration, no emails, no tracking. No Data Sharing: We never collect, sell, or share your metrics. Key Features Smart RF Detector: Detect electromagnetic fields emitted by hidden electronic devices, lenses, and spy bugs. Network Scanner: Identify unauthorized devices connected to local Wi-Fi or Bluetooth networks. Real-Time Visualizer: Easy-to-read signal strength charts spike as you get closer to a threat. Haptic & Audio Alerts: Receive instant sound and vibration feedback to help you sweep a room discreetly. Perfect For: Travelers: Sweep vacation rentals and hotel rooms. Professionals: Secure conference rooms before sensitive discussions. Privacy Enthusiasts: Add an extra layer of daily defense against surveillance. Disclaimer: ReFi uses your phone’s built-in magnetometer and wireless sensors to locate potential threats. While highly effective as a first line of defense, standard smartphones cannot detect all dormant or military-grade signals. Download ReFi today—secure your space and keep your personal life private. Terms(EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy:https://nulladevs.com/app-privacy-policy/

Screenshots

FastTrack4 screens
RF Signal Detector4 screens

Verdict

The call

The clearest difference is iOS requirement: RF Signal Detector at 15.0 against FastTrack's 17.0. On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. FastTrack sells 2 in-app purchases, starting at $2.99 per month and RF Signal Detector sells 2 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Scorecard1 real difference · 8 level
FastTrack versus RF Signal Detector: the parameters behind the verdict, then further details
ParameterFastTrackRF Signal Detector
PriceFreeFree
Rating—4.8 (25 ratings) — better
Number of ratings—25 — better
Update frequency—Every 5 days
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhoneiPhone, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size2 MB68 MB
Age rating4+4+
DeveloperJordi Milla CatalanDaniel Dominguez

In-app purchases

2 purchases

FastTrack

Subscriptions2
  • FastTrack Pro7 Days trial$2.991 Month
  • FastTrack Pro7 Days trial$19.991 Year
2 purchases

RF Signal Detector

Subscriptions2
  • Weekly RF Detector3 Days trial$9.997 Days
  • yearlyrfdetector$39.991 Year

Questions

Is FastTrack free?
FastTrack is free to download, with in-app purchases available.
Is RF Signal Detector free?
RF Signal Detector is free to download, with in-app purchases available.
Do FastTrack or RF Signal Detector have ads?
Neither FastTrack nor RF Signal Detector shows ads.

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