Comparison

Siren Sounds Effects vs Koho Keyboard

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Siren Sounds Effects

Features
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High quality easy to use sirens on the GO. FEATURES: ◎ 10 Exclusives Sirens ◎ 8 Lights Patterns ◎ Real Police Siren Sounds ◎ Police Light mode ◎ Useful as a warning signal ◎ Useful for walks at night ◎ Useful for parties, rave, techno, disco and cosplay ◎ Use it at rock, house, hip hop, EDM concerts

About

Koho Keyboard

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Koho Keyboard – A custom iOS keyboard with advanced typing features, special character transformations, haptic feedback, and a modern design. Koho Keyboard Koho Keyboard is a powerful and elegant custom keyboard extension for iOS that brings advanced typing capabilities to your device. With a modern, glassy interface that matches iOS design standards, Koho Keyboard delivers intelligent character transformations, smooth performance, and an exceptional typing experience. Key Features Advanced Typing Logic Type special characters effortlessly using intuitive key combinations. Koho Keyboard automatically transforms your input into the correct diacritics, including breve marks, circumflex accents, horn vowels, and grave accents. Special Character Transformations Breve vowels: vowel + x → ă, ĕ, ĭ, ŏ, ŭ Circumflex vowels: type the vowel twice → â, ê, ô Horn vowels: o + w → ơ, u + w or u + u → ư Grave accent: vowel + f → à, è, ì, ò, ù Special consonants: double the consonant → č, đ, ƀ, ñ Supports combined characters even when a vowel already has a diacritic Modern Design A clean, glassy interface that integrates seamlessly with iOS. Automatically adapts to light and dark mode for a consistent, native look and feel. Performance Optimized Built for speed and responsiveness. Zero‑delay character transformations, instant shift response, and smooth animations ensure a fast and fluid typing experience. Haptic Feedback Provides satisfying tactile feedback on every keypress. Medium‑intensity haptics enhance the typing feel. Full Access is required for haptic feedback. Privacy First Koho Keyboard operates entirely offline. No data collection, no tracking, and no internet access. All typing stays on your device. Full Access is required only for haptic feedback and advanced features, never for data collection. Smart Features Auto‑capitalization Double‑space for period insertion Smart keyboard switching Context‑aware capitalization Caps lock via double‑tap Emoji keyboard support Numbers and symbols mode Perfect For Users who type special characters and diacritics Anyone looking for a modern, elegant keyboard alternative Privacy‑focused users who prefer offline functionality People who enjoy haptic feedback while typing Getting Started Install Koho Keyboard from the App Store Open Settings > General > Keyboard > Keyboards Tap Add New Keyboard and select Koho Keyboard Tap Koho Keyboard again and enable Allow Full Access for haptic feedback Start typing with advanced character transformations Privacy and Security Koho Keyboard does not collect, store, or transmit any personal data. All typing happens locally on your device. The keyboard does not access the internet or share any information. Full Access is required only for haptic feedback and advanced features. Support For questions, feedback, or support, please contact us through the app or visit our support page. Version 1.0 Initial release with full feature set, including advanced character transformations, haptic feedback, and a modern UI design.

Screenshots

Siren Sounds Effects4 screens
Koho Keyboard4 screens

Verdict

The call

The clearest difference is price: Siren Sounds Effects at Free against Koho Keyboard's $1.99. Siren Sounds Effects also leads on iOS requirement (12.0 vs 26.1). Koho Keyboard's advantage is in-app purchases (none vs 1) and ads (none vs shown). On 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

CostPrice · In-app purchases · Ads · Monetization

Siren Sounds Effects is free to download; Koho Keyboard costs $1.99 up front. Siren Sounds Effects sells 1 one-off in-app purchase. Koho Keyboard asks for nothing beyond the download.

Scorecard4 real differences · 2 level
Siren Sounds Effects versus Koho Keyboard: the parameters behind the verdict, then further details
ParameterSiren Sounds EffectsKoho Keyboard
PriceFree — better$1.99
Update frequencyEvery 2 months—
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better26.1
Further details — not scored
Size35 MB4 MB
Age rating17+4+
DeveloperFrancis ZorrillaY Phic Hdok

In-app purchases

1 purchases

Siren Sounds Effects

One-time1
  • Remove the Ads$3.99
None

Koho Keyboard

No in-app purchases

Questions

Is Siren Sounds Effects free?
Siren Sounds Effects is free to download, with in-app purchases available.
Is Koho Keyboard free?
Koho Keyboard costs $1.99, with no in-app purchases.
Do Siren Sounds Effects or Koho Keyboard have ads?
Siren Sounds Effects shows ads; Koho Keyboard does not.

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