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Best Cat Repellent Apps & Games

249+ iOS apps & games curated and reviewed

4.0 avg rating
17 free apps & games
Updated September 2026

Ultrasound Barrier is the household name in cat repellent, but it's far from the only option. We track 249+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Cat Repellent Apps & Games (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Ultrasound BarrierUltrasound BarrierFree2.3★ (8)YesNoMay 2026
2Frequency Sound Generator AppFrequency Sound Generator AppFree4.5★ (4.8K)YesYesOct 2026
3Ultrasonic Pest RepellerUltrasonic Pest RepellerFree4.5★ (84)NoNoSep 2026
4Dog Whistle Vibrator TutorialDog Whistle Vibrator TutorialFree4.1★ (239)NoYesAug 2026
5Cat Sounds - Meow SoundboardCat Sounds - Meow SoundboardFree4.5★ (7.7K)YesYesOct 2026
6Pest ShieldPest ShieldFree—YesYesSep 2026
7Mosquito Repellent SoundsMosquito Repellent SoundsFree—YesYesAug 2026
8Brush Jjaemu CatBrush Jjaemu CatFree—YesNoSep 2026

Top Picks for Cat Repellent

Ultrasound Barrier#1

Ultrasound Barrier by USE Engineering Corporation

Anti Mosquito,Cat,Dog,Rat,Fly
Editor's Choice
💪 Health & Fitness
2.3😞(8 ratings)
FreeAds
Ultrasound Barrier screenshot 1
Ultrasound Barrier screenshot 2
Ultrasound Barrier screenshot 3

This application generates ultrasound waves from your device's speaker to deter common pests. Simply tap the icon of the unwanted visitor to activate the repellent sound. Tap again to deactivate.

What We Love

  • 🦟 Effective against mosquitoes
  • 🐭 Effective against rats/mice
  • 🐶 Effective against dogs (rarely mentioned)
  • 👍 Simple and straightforward interface
  • 😂 Funny for annoying people

Room to Improve

  • 🚫 Ineffective against cats
  • 🚫 Ineffective against flies
  • 🚫 Ineffective against most animals
  • 🚫 Ineffective against younger people (sometimes)
  • 😠 Aggressive and loud ads
  • 🔊 Ads play at maximum volume
  • 📱 Drains battery significantly
  • 🔇 No sound emitted (on some devices)
  • 🤔 Unclear if it actually works
  • ⚠️ Can make humans uncomfortable
Frequency Sound Generator App#2

Frequency Sound Generator App by Min Ku

High Pitch Sound Generator
Strong Contender
🔧 Utilities
4.5😊(4.8K ratings)
FreeAdsIn-App Purchases
Frequency Sound Generator App screenshot 1
Frequency Sound Generator App screenshot 2
Frequency Sound Generator App screenshot 3
Frequency Sound Generator App screenshot 4
Frequency Sound Generator App screenshot 5
Frequency Sound Generator App screenshot 6

Generate sound frequencies from 1Hz to 25,000Hz with a simple interface. Features include wave visualization, adjustable sensitivity, and multiple waveform options. Use it for hearing tests, pet training, or as a prank tool.

What We Love

  • 👍 Helpful for tinnitus
  • 🚀 Accurate frequency generation
  • 🎉 Great for meditation and relaxation
  • 💡 Useful for testing speaker systems
  • 🔍 Ability to test hearing range

Room to Improve

  • 🐛 Difficulty adjusting precise frequencies
  • 🔊 Extremely high frequencies can be painful
  • 🔋 Stops playing when screen is locked
  • 📢 Excessive ads
  • 🤔 Mosquito repellent feature not effective

More Cat Repellent apps to explore

FAQ about Cat Repellent

What are the best cat repellent apps & games for iPhone?
Ultrasound Barrier tops our cat repellent apps & games ranking as of September 2026, with a 2.3-star average from 8 App Store ratings, and it's free to download.
Yes — 17 of the top cat repellent apps & games we rank are free to download, including Ultrasound Barrier and Frequency Sound Generator App.
Ultrasound Barrier shows ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 249+ cat repellent apps & games on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.