Welcome Frame vs K
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Welcome Frame
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Welcome Frame is the companion app for your ePaper display frames, connecting effortlessly via Bluetooth Low Energy (BLE). Use the app to configure and personalize your frame with static messages or a clock, depending on the frame model. Select from various themes, enter your custom text (like βWelcome to our homeβ), and instantly publish the update to your connected frame. Discovered devices appear in a simple list, making it easy to manage and update individual frames. Note: This app is designed specifically for Welcome Frame displays and does not offer additional features. Interested in getting a frame? Feel free to get in touch!
K
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Turn your phone screen into a vibrant LED billboard! Concerts, festivals, birthday parties, or surprise events β simply type your message and watch it scroll smoothly with a realistic neon glow effect, just like a real LED signboard. Ditch the lightsticks and paper banners, and deliver a message that stands out more than anyone else's with just the phone in your hand. [ Key Features ] - Neon Glow Text Replicates the feel of a real LED billboard with a brilliantly shining neon effect. It stays sharp and vivid even in dark concert venues. - Various Neon Colors Basic colors like Pink, Cyan, Green, and Yellow are provided for free. You can also create a more diverse atmosphere with premium colors including Purple, Orange, Red, and Blue. - Adjustable Scroll Direction & Speed Freely control the scroll direction (left/right) and speed to customize the billboard to your own style. - Full-Screen Display Mode Fills the screen horizontally to look just like a real electronic sign. The screen won't turn off automatically, ensuring uninterrupted use during events. - Simple Controls Return to the settings screen with a single tap, and change the scroll direction instantly with a double tap. - Auto-Save Settings Your last entered text, color, and speed settings are saved automatically so you can pick up right where you left off. [ Perfect For ] - Sending cheering messages at concerts and festivals - Displaying congratulations at birthday parties and anniversaries - Delivering surprise proposals or event messages - Showing guidance text at performances and venues - Exposing promotional phrases for stores and booths Create your own LED billboard easily with just your phone and no extra equipment. Get started right now!
Screenshots
Verdict
The clearest difference is ads: Welcome Frame at none against K's shown. Welcome Frame also leads on update cadence (every 2 weeks vs every 2 months). K's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Welcome Frame ships an update every 2 weeks, K every 2 months. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.
| Parameter | Welcome Frame | K |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks β better | Every 2 months |
| Ads | No β better | Yes |
| In-app purchases | No | No |
| Devices | iPhone | iPhone, iPad, iPod β better |
| Requires iOS | 18.0 | 15.0 β better |
| Further details β not scored | ||
| Size | 4 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Schwarz | JAEMIN LEE |
In-app purchases
Welcome Frame
No in-app purchases
K
No in-app purchases









