Side by side
DaTuner vs GuitarTuner.io
Both stand on musical tuner apps. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Android
DaTuner combines offline tuning with note locks, adjustable sensitivity, and reference frequency controls. The free plan covers core use, while the PRO version adds alternate tuning and display options.
Visit DaTuner Free plan AndroidiPhoneMac+2
GuitarTuner.io offers tuning in the browser, with offline use after installation and caching. The proposed native Pro app is not available to buy; the browser tuner is free without an account or upgrade.
Visit GuitarTuner.ioThe facts
| DaTuner | GuitarTuner.io | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Android | Android, iPhone, Mac, Web, Windows |
| Lowest paid plan | Free or on request | GuitarTuner Pro (proposed): $4.99, paid once |
| Plans published | 2 | 2 |
| Maker | Not published | Not published |
| Website | useprometheus.app | guitartuner.io |
| On musical tuner apps | #12 of 32 | #8 of 32 |
DaTuner: what it does well
- Works offline and is designed for noisy environments
- Supports a range of string and keyboard instruments
- Auto-sensitivity starts tuning without manual setup
- Screen and filter locks help isolate specific notes
- Free plan is available
What to know first
- Free plan includes ads and fewer features than Premium
- Available on Android only
- Google Play says collected data cannot be deleted
GuitarTuner.io: what it does well
- Lists 69 free tuners across several instrument types
- Custom tunings allow any number of strings and notes
- Works offline after installation and caching
- Includes chord diagrams, audio playback, and a metronome
What to know first
- Requires a modern browser and microphone
- Pro native app is not yet available to buy
Alternatives to DaTuner Alternatives to GuitarTuner.io The whole list
