
Best selling Instrument tuners from BOSS (Electronics)
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1. BOSS (Electronics) TU-02
With its bright color display, flexible orientation for the player, and four tuning modes, the TU-02 allows for reliable tuning of guitars, basses, ukuleles, and other string instruments. The TU-02's color display offers high contrast, making it easy to read and precise to tune anywhere. Its sturdy, padded clip holds the tuner securely in place on your instrument's headstock. Additionally, you can rotate the display to align it perfectly with your line of sight. Powered by a single C2032 lithium battery, the TU-02 can operate for up to 24 hours. The automatic shut-off feature ensures energy-efficient operation when not in use.
Pro
- Works great and is small and compact, also holds well on the guitar
- Easy handling
- Small, easy to use. Works perfectly.
Contra
- still has to practise a lot
- Operation takes some getting used to
- On/off button not stable

2. BOSS (Electronics) TU-05 Clip-On Tuner
With its large, high-contrast color display and four different tuning modes, the TU-05 allows for reliable and precise tuning of your favorite instrument's headstock. Thanks to the integrated, rechargeable, and long-lasting battery, you can avoid the costs and hassle of changing batteries. The TU-05 features a large color display with particularly high contrast for quick and reliable tuning in any environment—whether on a dark stage or in bright sunlight. The sturdy, padded clip securely attaches the tuner to your instrument's headstock. Additionally, the display can be easily rotated to keep the tuning in view at all times.
This compact and precise clip-on tuner with a high-contrast color display offers four tuning modes: chromatic, guitar, bass, and ukulele. It has a rechargeable battery with a runtime of up to ten hours. The reference pitch is adjustable from 431 to 449 Hz. An auto-off function ensures energy-saving operation. A USB cable for charging via a standard USB power bank is included.
Pro
- Great display
- The acoustic guitar can be tuned easily and precisely

3. BOSS (Electronics) Guitar Tuner TU-3 White-
The TU-3 - the world's best-selling tuner for live use - combines proven BOSS tuning technology with a compact pedal format. Performers all over the world rely on this robust floor pedal when it comes to tuning their instruments quickly and precisely every night. The reasons: perfectly legible displays, simple operation and maximum reliability on the road. In combination with the mute function, the buffer and the ability to power connected devices, the TU-3 is an indispensable companion.
Sharp 21-segment LED display with brightness control
High-brightness mode optimises the visibility of the display in daylight conditions
Precise measurement down to +/- 1 cent
Accu-Pitch notification provides visual confirmation when the correct pitch is reached
Chromatic mode for tuning at any pitch
Guitar and bass modes for tuning by number of strings, including support for 7-string guitars and 5- and 6-string basses
Flat tuning options for down-tuning up to six semitones lower (guitar mode) or three semitones lower (bass mode) than standard tuning
Automatic muting at the output when the tuner is activated for silent tuning on stage
DC Out socket for powering additional pedals (requires optional PSA adapter and PCS-20A distributor cable)

4. BOSS (Electronics) TU-30 Tuner & Metronome
The TU-80 tuner with integrated metronome has been an essential tool for countless musicians and teachers for years. With the TU-30, BOSS now presents a more compact version of the TU-80 that retains all the important functions, including "Accu-Pitch," various tuning modes, rhythm patterns, and reference tone output. With BOSS quality and a versatile metronome, the TU-30 tuner is the perfect companion for learning, practicing, and playing. It allows for chromatic tuning and offers guitar, bass, and "flat" tuning modes. The handy "Accu-Pitch" function provides a confirmation signal when in tune. Additionally, it offers reference tone output for tuning by ear. The metronome features numerous rhythm styles and a visual display. The instrument input is suitable for electric instruments (guitar, bass, etc.), and the built-in microphone allows for tuning acoustic instruments. It is powered by 2 AAA batteries.

5. BOSS (Electronics) TU-30
Professional BOSS tuner and versatile metronome in one housing. Allows for chromatic tuning and offers guitar, bass, and flat tuning modes. Convenient Accu-Pitch function that provides a confirmation signal when in tune. The TU-80 tuner with integrated metronome has been a staple for countless musicians and teachers for years. With the TU-30, BOSS now introduces a more compact version of the TU-80, which retains all the essential functions, including Accu-Pitch, various tuning modes, rhythm patterns, reference tone output, and more. With top-notch BOSS quality and a versatile metronome, the TU-30 tuner is the perfect companion for learning, practicing, and playing.
- Professional BOSS tuner and versatile metronome in one housing
- Allows for chromatic tuning and offers guitar, bass, and flat tuning modes
- Convenient Accu-Pitch function that provides a confirmation signal when in tune
- Output of reference tones for tuning by ear
- The metronome offers numerous rhythm styles and a visual display
- Instrument input for electric instruments (guitar, bass, etc.)
- Built-in microphone for tuning acoustic instruments
- Powered by 2 AAA batteries.

6. BOSS (Electronics) TU-03
With the compact and easy-to-use TU-03, you have two essential musical tools always at your fingertips. The combined chromatic tuner with metronome can be clipped onto the headstock of nearly any string instrument, allowing for quick and easy use in any playing situation. The TU-03 features extensive functions that go far beyond conventional clip-on devices, enabling fast and precise tuning in five different modes, as well as advanced metronome functions, including a built-in speaker and numerous pattern and beat variations. It's a powerful tuner and metronome in a convenient clip format. It attaches to the headstocks of guitars, basses, ukuleles, and other string instruments. Five selectable tuning modes: chromatic, guitar, bass, ukulele, and violin. Playable reference tone and support for flat and double-flat tunings. Advanced metronome functions with eight patterns and ten beat variations. Metronome beats are displayed and output through the built-in speaker. Large, backlit display and sturdy, padded clip.

7. BOSS (Electronics) TU10ClipOn Tuner Tuner
The BOSS TU series is synonymous with precision, reliability, and robustness. A new, unique feature, the "True Color" LCD, offers an attractive color display that has not been available in clip-on tuners before. Additionally, a reflection display function significantly improves readability.

8. BOSS (Electronics) Stimmgerät TU-03
Extended metronome functions with eight patterns and ten beat variations. Five selectable tuning modes: chromatic, guitar, bass, ukulele, and violin. Powerful tuner and metronome in a convenient clip format, featuring a large backlit display and a sturdy padded clip. Can be attached to the headstocks of guitars, basses, ukuleles, and other string instruments. Playable reference tone and support for flat and double-flat tunings. Metronome beats are displayed and output through the built-in speaker.
