Koho Keyboard vs Echo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
Echo
Tune into thousands of remote radio servers worldwide from your iPhone or iPad. Explore shortwave broadcasts, aviation communications, and more with a global interactive map and advanced tuning features. Enjoy uninterrupted background audio and a privacy-first experience.
- Global interactive map and search
- Support for multiple SDR architectures
- Scanner mode and OpenMHz archives
- Pro-level tuning and analytics
- Offline frequency library and logging
- Uninterrupted background audio
- Privacy-first design
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Echo is the ultimate, natively-built iOS client for tuning into remote radio servers. Listen to anything, from anywhere. Dive into international shortwave broadcasts from Asia, monitor aviation communications over the Atlantic, discover mysterious numbers stations, or tune into distant FM stations across the globe, all from your iPhone, iPad, or Mac with Apple silicon. Featured in Radio World, on RTL-SDR.com, and in the SWLing Post. Radio World's Nick Langan praised Echo's "thoughtfully designed interface," said he has "loved using" the app, and later described Echo Pro's transcription as "very responsive." Designed for radio enthusiasts and curious listeners alike, Echo is a powerful aggregator that connects you to nearly 3,000 community-hosted Software Defined Radio (SDR) receivers. By integrating these reliable streams into a dedicated native environment, Echo delivers true background audio, high-performance mapping, and features that are difficult to achieve in a standard web browser. KEY FEATURES Global Interactive Map & Search Visually browse thousands of remote SDR servers worldwide using our smooth, native MapKit clustering engine, or instantly search nearly 3,000+ receivers by name or location. Unmatched SDR Compatibility Seamless support for KiwiSDR, OpenWebRX, WebSDR, and FM-DX Webserver architectures. Want to listen to a private node? Add your own unlisted servers with custom URL entry. Scanner Mode Automatically cycle through station lists at set intervals. Advanced Tuning & Analytics • Smart Manual Tuner: Instantly tune by entering kHz or MHz; Echo intelligently detects the band format. • Audio Engine Passthrough: Interfaces directly with server-side signal processors for broad compatibility with waterfall rendering, plugins, and decoding extensions. • Intelligent Profile Switching: Automatically switches to the correct server band profile as you tune on supported networks. Offline Frequency Library & Logging Search an offline, built-in EIBI database of over 9,000 global shortwave and utility frequencies. Save and log your favorite stations to your local device. Uninterrupted Background Audio Keep listening when your screen is locked or while using other apps. Our custom audio bridge intercepts complex SDR streams to provide true iOS background playback and lock-screen controls. ECHO PRO Take Echo further with recording, live transcription, translation, and iCloud sync. • Record the Airwaves: Record live radio and revisit important moments anytime. • Live Transcription: Turn live radio into on-screen text as you listen. • Translation: Transcribe foreign-language broadcasts and translate them into readable English. • iCloud Sync: Sync recordings, transcripts, translations, notes, favorites, saved servers, and supported settings across your Apple devices. Echo Pro requires a monthly or annual subscription. Privacy First Zero tracking. No analytics, no proprietary tracking servers, and no ad IDs. Your listening activity is not tracked. Echo Pro syncs supported data through your private iCloud account. Built with speed, aesthetics, and privacy in mind, Echo ensures a fast, premium listening experience. Start exploring the airwaves today! VoiceOver & Accessibility Support • Station cards, player, recording, and scanner controls announce meaningful context to VoiceOver • Scanner controls (play/pause/skip/favorite) are fully labeled and navigable • Station changes, server connections, and scanner state are announced in real-time • Reduce Transparency support: glass effects swap to solid backgrounds when enabled • Reduce Motion support: animations are simplified when enabled in iOS settings • Decorative elements hidden from assistive technology for a cleaner navigation experience Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: Echo at Free against Koho Keyboard's $1.99. Echo also leads on iOS requirement (17.0 vs 26.1). Koho Keyboard's advantage is in-app purchases (none vs 2). On ads 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
Echo is free to download; Koho Keyboard costs $1.99 up front. Echo sells 2 in-app purchases, starting at $4.99 per month. Koho Keyboard asks for nothing beyond the download.
| Parameter | Koho Keyboard | Echo |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | — | 5.0 (35 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 35 — better |
| Update frequency | — | Every 9 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 26.1 | 17.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Y Phic Hdok | Mark Garrison Jr. |
In-app purchases
Koho Keyboard
No in-app purchases
Echo
- Echo Pro Monthly$4.991 Month
- Echo Pro Annual$39.991 Year









