Custom Sound Box vs SplitCast
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Custom Sound Box
Design a personalized soundboard with audio clips from various sources. Record new sounds, upload existing files, and organize them for easy playback. Overlap sounds for unique audio experiences.
- Record custom sounds
- Upload audio from device
- Organize sounds with folders and tags
- Search for sounds
- Overlap audio playback
- Share audio files
Read full descriptionHide full description
Create your own personal soundboard with audio clips from friends, family, your files, and the web. Record a sound, import audio from your device, or use the iOS share sheet to add supported audio files directly to Sound Box. Tap any sound to play it instantly, or play multiple sounds at once for layered reactions, effects, and voice clips. Keep your soundboard organized with folders, colorful tags, search, sorting, and drag-and-drop ordering. Customize tags with colors and images, sync your sounds with iCloud, and play favorites faster from Home Screen widgets or Shortcuts. Features: • Record custom audio clips • Import and share audio files into the app • Trim sounds and adjust volume • Play multiple sounds at once, or one at a time • Organize with folders and tags • Customize tags with colors and images • Search, sort, and reorder sounds • Sync with iCloud • Play sounds from Home Screen widgets • Use Shortcuts to record, play, and stop sounds • Remove ads with an optional in-app purchase Build a custom soundboard for jokes, games, reactions, podcasts, streams, classrooms, events, or anywhere you need the right sound at the right time.
SplitCast
Read full descriptionHide full description
Turn your Roku or Fire TV into an interactive trivia game and split-flap message board with SplitCast. The SplitCast mobile app gives you a convenient way to manage your displays, trivia games, and connected devices. Create content from your phone, then show it on the TVs you already own. TRIVIA FOR ANY OCCASION Create live trivia games for bars, restaurants, parties, classrooms, waiting rooms, and other shared spaces. Players join from their phones by scanning a QR code, with no player app or controller required. SPLIT-FLAP MESSAGE BOARDS Turn an ordinary TV into an eye-catching display for specials, schedules, announcements, welcome messages, and more. MANAGE SPLITCAST FROM YOUR PHONE • Create and edit trivia games • Generate trivia questions with AI • Build and update split-flap message boards • Pair and manage Roku and Fire TV devices • Start and control live trivia sessions • Manage your SplitCast account and subscription START WITH A FREE PRO TRIAL New accounts receive a 14-day Pro trial with no credit card required. Explore unlimited games, AI-generated questions, all trivia categories, and the split-flap message board. A Roku or Fire TV with the SplitCast TV app is required to display boards and host TV-based trivia sessions. Features and limits vary by plan. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ads: SplitCast at none against Custom Sound Box's shown. SplitCast also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, 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
Both are free to download. Custom Sound Box sells 1 one-off in-app purchase and SplitCast sells 1 in-app purchase, starting at $19.00 per month. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.
| Parameter | Custom Sound Box | SplitCast |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (973 ratings) — better | — |
| Positive reviews | 81.3% of reviews | — |
| Number of ratings | 973 — better | — |
| Update frequency | Weekly | Weekly |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 12 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | William Wilson | EAI Technology |
Bugs and requests
Custom Sound Box
Reported bugs
4 issues- Recording and editing sounds can be glitchy
- Scrolling issues when tapping on buttons
- Inconsistent behavior when playing overlapping sounds
- Occasional crashes when deleting or rearranging sounds
Requested features
5 requests- Add equalizer and volume controls for individual sounds
- Implement a repeat/loop function for sounds
- Allow uploading of video clips as sound sources
- Improve sorting and organization tools for sound libraries
- Provide export/import options for soundboards
SplitCast
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Custom Sound Box
- Remove Ads$1.29
SplitCast
- SplitCast$19.001 Month
Questions
Is Custom Sound Box free?
Is SplitCast free?
Do Custom Sound Box or SplitCast have ads?
Which is updated more often, Custom Sound Box or SplitCast?
Other comparisons















