Frequency Generator vs Jonio

Generate precise tones from 1 Hz to 40,000 Hz with a clean sine, square, triangle, or sawtooth waveform. Frequency Generator is built for hearing tests, audio equipment checks, speaker cleaning, relaxation, and education. KEY FEATURES • Waveforms: sine, triangle, sawtooth, and square • Fine frequency control across audible and near-ultrasound ranges • Real-time frequency analyzer for sound levels and acoustics • Sleep timer for meditation, focus, or overnight playback • Hearing range checks (typically 20 Hz–20,000 Hz) USE CASES • Test hearing and track changes over time • Create binaural beats, white noise, or focus tones • Eject water or dust from speakers with targeted frequencies • Tune instruments and check headphones or speakers • Explore resonance, pitch, and sound science Auto-Renewable Subscription Terms: - Payment is charged to your Apple ID at confirmation of purchase. - Subscription renews automatically unless cancelled at least 24 hours before the end of the current period. - Your account is charged for renewal within 24 hours before the end of the current period. - Manage or cancel anytime in App Store Account Settings. Terms of Use: https://sunshinesoftwarelabs.com/terms/

Jonio brings together the essential tools every musician needs in a single app. • Simple and accurate metronome • Chromatic tuner • Reference tone generator • Fully offline Jonio is designed to provide a fast, clean, and distraction-free experience. No annoying ads, no mandatory subscriptions, and no unnecessary features. If Jonio becomes part of your practice routine, you can support its development by buying me a coffee directly in the app. This contribution is completely optional and helps keep the app free and continuously improving. Thank you for being part of this journey.