Just Sounds vs CatFX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Just Sounds
Easily access a variety of sound effects directly from your wrist. This application provides a fun and simple way to trigger audio cues on your Apple Watch.
- Sound effects on Apple Watch
- Easy to use interface
- Fun audio cues
- Supports iPhone and iPod
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Just Sounds is a fun and easy way to bring sound effects to your Apple Watch.
CatFX
Record and play custom sounds directly from your watch face complication. Add humor to any situation with quick access to your favorite audio clips. Easily record and manage sounds for instant playback.
- Record custom audio clips
- Six programmable buttons
- Watch face complication access
- Quick playback
- Sound management
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CatFX is a fun custom soundboard app that lets you record an audio sample in each of the six buttons that are quickly accessible through a watch face complication! Make any situation fun by queueing your own sounds - crickets chirping, cartoon boink or throwing something on the ground! Swipe left to record sounds to all of the board buttons, then play them back in seconds!
Verdict
The clearest difference is rating: Just Sounds at 5.0 against CatFX's 4.0. Just Sounds also leads on chart position (#200 vs unranked). CatFX's advantage is update cadence (every 21 months vs every 84 months) and iOS requirement (13.0 vs 18.6). On price, ratings volume, ads and in-app purchases 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
Just Sounds costs $0.99 and CatFX $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Just Sounds holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Just Sounds ships an update every 84 months, CatFX every 21 months. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | Just Sounds | CatFX |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 5.0 (2 ratings) — better | 4.0 (1 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 84 months | Every 21 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | #200 — better | — |
| Devices | iPhone, Apple Watch | iPhone, iPod, Apple Watch — better |
| Requires iOS | 18.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Discovolos | Simo Virokannas |
Customer experience
Just Sounds
CatFX
In-app purchases
Just Sounds
No in-app purchases
CatFX
No in-app purchases









