GuideCast WiFi vs Trek File
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GuideCast WiFi
This app enables real-time audio broadcasting over a local Wi-Fi network, allowing a guide to transmit live sound to multiple participants without an internet connection. It's ideal for tours, museums, and educational events, using only smartphones and Wi-Fi.
- Real-time audio broadcasting
- Local Wi-Fi network operation
- Offline functionality
- Supports multiple simultaneous listeners
- Low-latency audio transmission
- Simple group connection
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GuideCast is a real-time audio guide app that operates over a local Wi-Fi network (router). Even without an internet connection, a guide can broadcast live audio to multiple participants simultaneously. The guide can transmit live audio through a local Wi-Fi network, and participants connected to the same network can listen in real time on their devices. GuideCast is suitable for a wide range of environments, including museums, walking tours, travel groups, factory tours, exhibitions, and educational events. Key Features • Real-time audio broadcasting over local Wi-Fi • Supports approximately 30–40 simultaneous listeners (depending on network conditions) • Works without an internet connection • Real-time audio reception between devices on the same network • Simple group connection setup • Low-latency audio transmission suitable for tours and educational environments Recommended Setup • A stable Wi-Fi router is recommended • Best performance is achieved in a low-interference network environment • A high-output power bank is required (standard phone charging power banks are not recommended), or a router with a built-in battery GuideCast provides a simple and convenient audio guide solution using only smartphones and Wi-Fi, without the need for complex equipment.
Trek File
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Trekfile helps travelers keep essential trip information ready before they leave home. Build traveler profiles, track passport and visa details, save loyalty account numbers, organize upcoming trips, build packing and departure checklists, and keep important document notes in one focused travel vault. The Trip Readiness dashboard highlights missing essentials before a trip, including traveler profiles, passport details, checklist progress, and saved travel documents. Trekfile is designed for quick pre-trip checks, family travel organization, and private travel record keeping. Trekfile is local-first. It does not require an account, does not show ads, does not track users, and stores travel records on the device.
Screenshots
Verdict
The clearest difference is price: GuideCast WiFi at Free against Trek File's $0.99. GuideCast WiFi also leads on iOS requirement (15.6 vs 17.0). On update cadence, 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
GuideCast WiFi is free to download; Trek File costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
GuideCast WiFi ships an update fortnightly, Trek File every 10 days. The most recent releases landed on October 14, 2026 and October 13, 2026 respectively.
| Parameter | GuideCast WiFi | Trek File |
|---|---|---|
| Price | Free — better | $0.99 |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Fortnightly | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 4 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | JAESIK YOUN | Robert Corbin |
In-app purchases
GuideCast WiFi
No in-app purchases
Trek File
No in-app purchases







