Comparison

TslaScreen vs Countdown

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

Head to head
About

TslaScreen

Mirror your iPhone screen to a compatible vehicle display wirelessly. Enjoy smooth, high-resolution streaming for navigation, entertainment, and more, all processed locally for enhanced privacy. Setup is quick and requires no extra hardware.

Highlights
  • Smooth 60 FPS streaming
  • Full resolution output
  • Audio streaming to vehicle
  • One-tap setup
  • No hardware required
  • 100% local streaming
  • Privacy-focused
Features
Read full description

Mirror your iPhone screen directly to a compatible vehicle display using TslaScreen — a fast, simple screen-mirroring solution that works through the vehicle’s built-in web browser. Video playback is available while parked. TslaScreen creates a local streaming server on your iPhone, allowing you to view your screen on a larger in-car display using the vehicle’s browser — with no cables, adapters, or external services required. FEATURES 60 FPS Smooth Streaming Fluid, responsive screen mirroring for navigation, media, and apps Full Resolution Output High-quality rendering that preserves native screen clarity Audio Support Stream app audio to the vehicle’s sound system (tap the screen to enable) One-Tap Setup Start mirroring in under 30 seconds No Hardware Required Works entirely over your existing Wi-Fi connection 100% Local Streaming All screen and audio data remains on your local network HOW IT WORKS Open TslaScreen on your iPhone Tap Start Server Open the vehicle’s built-in web browser Navigate to http://240.3.3.3 Tap the broadcast button to begin mirroring Tap the screen to enable audio PERFECT FOR Navigation — Display turn-by-turn navigation apps on a larger screen Entertainment — Watch streaming apps while parked Music — Show album art and lyrics from your favorite music apps Presentations — Share photos, documents, or slides with passengers Video Calls — View calls on a larger display while parked PRIVACY FIRST TslaScreen operates entirely on your local Wi-Fi network. No screen content, audio, or personal data is transmitted to external servers. REQUIREMENTS iPhone running iOS 16.6 or later Vehicle with a built-in web browser Both devices connected to the same Wi-Fi network LEGAL DISCLAIMER (IMPORTANT) TslaScreen is not affiliated with, endorsed by, or sponsored by Tesla, Inc. Tesla and related trademarks are the property of their respective owners.

About

Countdown

Features
Read full description

COUNTDOWN Enter an atmospheric fictional countdown designed as a cinematic horror entertainment experience for iPhone and iPad. Countdown creates a persistent, locally generated deadline and displays the remaining years, days, hours, minutes, and seconds in real time. Its minimal full-screen interface, pure black presentation, heartbeat audio, optional haptic feedback, and dynamic color changes transform a simple timer into an immersive experience. CORE FEATURES • Atmospheric Feedback: Enable an optional heartbeat synchronized with visible second changes and haptic feedback for interactions and countdown milestones. • Dynamic Countdown: Follow a persistent fictional timeline that updates every second and resumes between app launches. • Last Words: Create, edit, pin, delete, and share private personal notes stored locally on your device. • Local Event Logs: Review a timestamped history of meaningful countdown milestones, notification changes, shared snapshots, sound settings, and vibration settings. • Native Snapshot Sharing: Generate a clean countdown image at your device's screen resolution and share it through the native iOS share sheet. • Offline Experience: Access the countdown, Last Words, logs, and settings without creating an account or maintaining an internet connection. • Permission-Aware Notifications: Receive independent local reminders 24 hours after your latest session begins and one second before the assigned deadline. • Responsive Design: Experience safe-area-aware layouts built for portrait and landscape use across supported iPhone and iPad devices. • Simple Settings: Control heartbeat sound, haptic feedback, and local notifications independently. PRIVATE BY DESIGN Countdown requires no account, login, purchase, or subscription. It contains no advertising, analytics, or cross-app tracking. Countdown data, Last Words, event logs, and settings are processed and stored locally on your device. OPEN SOURCE Countdown is open source under the GNU Affero General Public License v3. Explore the source code at countdown.murasanca.com. IMPORTANT DISCLAIMER Countdown is a fictional entertainment experience. It cannot predict, calculate, or represent any person's actual lifespan, health, safety, death, or future.

Screenshots

TslaScreen4 screens
Countdown4 screens

Verdict

The call

The clearest difference is in-app purchases: Countdown at none against TslaScreen's 1. On price, ads, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. TslaScreen sells 1 one-off in-app purchase. Countdown asks for nothing beyond the download.

Scorecard1 real difference · 9 level
TslaScreen versus Countdown: the parameters behind the verdict, then further details
ParameterTslaScreenCountdown
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews40.0% of reviews—
Number of ratings1 — better—
Update frequencyWeekly—
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhoneiPhone, iPad — better
Requires iOS17.016.4 — better
Further details — not scored
Size13 MB33 MB
Age rating4+12+
DeveloperBryan MooreMurat Sancak

In-app purchases

1 purchases

TslaScreen

One-time1
  • TslaScreen Pro$9.99
None

Countdown

No in-app purchases

Questions

Is TslaScreen free?
TslaScreen is free to download, with in-app purchases available.
Is Countdown free?
Countdown is free to download, with no in-app purchases.
Do TslaScreen or Countdown have ads?
Neither TslaScreen nor Countdown shows ads.

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