RevoL effects is a Japanese guitar pedal line distributed by Kyoritsu Corporation, a Tokyo-based musical instrument import and distribution company. The brand positions itself as an affordable alternative to boutique stompboxes, leveraging in-house parts sourcing and a unified production line to keep prices low while housing each unit in a full-metal shell with true-bypass switching. Its visual identity is built around color-coded compact enclosures, with each pedal assigned a descriptive name tied to its sonic character.

The lineup spans standard guitar effects categories including overdrive, distortion, fuzz, chorus, delay, reverb, equalization, noise reduction, auto-wah, and octave. Notable models include the Triple D (EDS-03) high-gain distortion, THE FUZZ (EFZ-01), Calm Blue Chorus (ECO-01), Q7 equalizer (EEQ-01), Black Drive (EFD-01) overdrive, and the ENR-01 single-knob noise reduction. The brand also produces tuning tools such as the RT1 automatic peg-winding tuner for guitar and ukulele and the EPT-01 pedal tuner.

RevoL effects is oriented primarily toward the Japanese domestic market, with products sold through retailers such as Chuya-Online, Sakura Gakki, and Guitar Works, though units occasionally appear internationally via Reverb, Amazon, and eBay. The brand is generally regarded as an entry-level option aimed at beginner and intermediate players looking for basic tonal tools at accessible price points.

Revol Effects has 2 products cataloged on Equipboard, including Switch Effects Pedals. Their gear is featured by 1 artist, with the strongest followings in Rock and Stage & Screen. Notable users include Masayoshi Soken.