Split Flap vs ModBoss
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Split Flap
Transform any screen into a dynamic display with various retro and modern signage styles. Create custom messages, build playlists, and schedule them to appear automatically. Offers live feeds for time, weather, and news, with offline functionality and privacy controls.
- Customizable message displays
- Multiple retro and modern themes
- Playlist creation and scheduling
- Live data feeds (time, weather, news)
- Offline functionality
- Local REST API for control
- Cross-device support
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Turn any screen into a beautiful signage display. Split-Flap Board recreates the mechanical charm of airport departure boards — then goes further with LED matrices, retro marquees, glowing neon, and cinematic text crawls. Write a message, pick a style, and watch it come to life. WHAT YOU CAN DO • Type any message and watch it flip, glow, scroll, or reveal itself character by character • Build playlists that rotate through your messages automatically • Schedule messages to appear at the right time of day • Add live feeds — time, weather, news, and stock prices update themselves • Use it on iPhone, iPad, Mac, and Apple TV DISPLAY STYLES • Split-Flap — the classic Solari board, in basic and sepia variants (free) • LED Dot Matrix — crisp pixel displays with animated reveals (free) • Cyberpunk Neon — glowing borders that pulse, chase, blink, and hum • Retro Marquee — warm theater bulbs in any color you like • Galaxy Crawl — cinematic perspective scrolling • Word Matrix — dramatic letter-by-letter reveals, in light or dark • Background Image — your own photos behind animated text • Chalkboard (NEW) — hand-lettered chalk on a slate or classroom-green board that writes itself in, with the sound of chalk MADE FOR REAL PLACES Shop hours and daily specials. The Wi-Fi password for guests. A welcome message by the door. A birthday surprise on the TV. A countdown to your next trip. A dashboard on a spare iPad. However you use it, it looks the part. WORKS OFFLINE, STAYS PRIVATE No account. No sign-in. No ads, no tracking, no analytics. Your messages stay on your device. Live feeds only reach the internet when you switch them on. FOR POWER USERS Turn on the built-in local REST API and drive the board from another device on your Wi-Fi — a home server, a shortcut, a script. PREMIUM — ONE PURCHASE, YOURS FOREVER The Split-Flap and LED themes — and all core editing — are free. A single one-time purchase, never a subscription, unlocks every premium theme, unlimited playlists, Fullscreen mode, and the REST API. Buy once, use it on all your devices.
ModBoss
Organize and track custom watch parts and builds. Easily add components by pasting URLs or sharing directly from websites. Features include build planning, parts management, order tracking, and visual references with photos.
- Build planner with status and notes
- Parts manager with supplier and price
- Order tracking and carrier information
- Wishlist and spare parts management
- Photo integration for builds and parts
- Private iCloud sync
- CSV export for data analysis
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Use ModBoss to plan and organize your custom watch builds! It can help track the parts you order, and keep track of those parts so you can remember what exactly you used for which build. It supports all the major sites so adding a part is as easy as pasting in a URL, or just "Share" directly to the app from a site. - Build planner: Organize builds with names, status, base model, notes, and a checklist. - Parts manager: Store supplier, URL, price/currency, category, notes, and photos per part. - Orders & tracking: Keep tracking number, carrier, and status together with each part. - Wishlist & parts bin: Capture ideas and spare parts, then move items into builds in one tap. - Photos everywhere: Add images to builds, parts, wishlist, and parts bin for visual reference. - Sync & reliability: Private iCloud sync across your devices with clear in-app status. - Backup & restore: One-tap backup with detailed restore preview and safe, guided recovery. - CSV export: Export all builds, parts, wishlist, and parts bin to a single CSV for analysis. - Share extension: Add parts from Safari and other apps; bookmarklet option included. - Designed for speed: Thoughtful UI for fast adding, sorting, and searching. - Sync & reliability: Private iCloud sync across your devices with clear in-app status. - Backup & restore: One-tap backup with detailed restore preview and safe, guided recovery. - CSV export: Export all builds, parts, wishlist, and parts bin to a single CSV for analysis. - Share extension: Add parts from Safari and other apps; bookmarklet option included. ModBoss Pro (optional subscription): - Unlimited builds and wishlist items - Shipment tracking - Multi-device sync (iPhone, iPad, macOS) - Priority enhancements over time Privacy first: - No accounts required; your data lives on your devices. - iCloud uses your private CloudKit database. ModBoss Pro unlocks: • Real-time package tracking for 2,800+ carriers • Multi-device sync across all your iOS devices • Priority support PRICING • Monthly: $2.99 • Annual: $29.99 (save 17%) Subscriptions automatically renew unless canceled at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period. You can manage and cancel subscriptions in your Account Settings after purchase. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://ibranc.com/privacy-policy/
Screenshots
Verdict
The clearest difference is update cadence: ModBoss at every 9 days against Split Flap's every 3 weeks. On price, rating, ratings volume 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. Split Flap sells 1 one-off in-app purchase and ModBoss sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for Split Flap against 5.0 for ModBoss. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Split Flap ships an update every 3 weeks, ModBoss every 9 days. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.
| Parameter | Split Flap | ModBoss |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 1 |
| Update frequency | Every 3 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad, Mac, Apple TV — better | iPhone, iPad, Mac |
| Requires iOS | 17.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 17 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Gregory Dolder | iBranc.com |
Customer experience
Split Flap
ModBoss
In-app purchases
Split Flap
- Premium Features2 variants$0.99
ModBoss
- ModBoss Pro$0.991 Month
- ModBoss Pro$9.991 Year









