ZeroMOUSE™ vs Audio Speed Modifier
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ZeroMOUSE™
This AI-powered add-on prevents your cat from bringing prey inside by blocking the RFID cat flap. It's a simple upgrade to your existing flap, avoiding the need for a new purchase. Enjoy a cleaner home without replacing your current cat door.
- AI-powered prey detection
- Blocks RFID cat flap
- Add-on for existing flaps
- Prevents prey entry
- Easy installation
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ZeroMOUSE™ is an add-on for your modern RFID cat flap. It uses AI to detect when your cat tries to bring home prey and blocks the flap from opening. Since it is an add-on, you do not have to buy and install a new cat flap, but may simply continue using the one you already have.
Audio Speed Modifier
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An simple, lightweight and free app for changing audio and video playback speed and pitch and for creating A/B loops
Screenshots
Verdict
The clearest difference is in-app purchases: ZeroMOUSE™ at none against Audio Speed Modifier's 1. Audio Speed Modifier's advantage is update cadence (every 10 days vs every 3 weeks). 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
Both are free to download. Audio Speed Modifier sells 1 one-off in-app purchase. ZeroMOUSE™ asks for nothing beyond the download.
ZeroMOUSE™ ships an update every 3 weeks, Audio Speed Modifier every 10 days. The most recent releases landed on October 1, 2026 and September 17, 2026 respectively.
| Parameter | ZeroMOUSE™ | Audio Speed Modifier |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (2 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.6 |
| Further details — not scored | ||
| Size | 70 MB | 58 MB |
| Age rating | 12+ | 4+ |
| Developer | Mousebouncer Gmbh | Na Liang |
In-app purchases
ZeroMOUSE™
No in-app purchases
Audio Speed Modifier
- Pro Lifetime$2.99
Questions
Is ZeroMOUSE™ free?
Is Audio Speed Modifier free?
Do ZeroMOUSE™ or Audio Speed Modifier have ads?
Which is updated more often, ZeroMOUSE™ or Audio Speed Modifier?
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