The Zoom 505 mkII is known for being noisy with subpar distortions and amp simulations, but its modulation and delay effects are usable despite limited fine-tuning options.

Owners recall the Zoom 505 fondly for its ability to replicate iconic sounds, such as switching from clean to distortion for "Smells Like Teen Spirit," evoking strong nostalgia.

Despite its harsh sound quality, the Zoom 505 is valued for its unapologetically bold effects, which can be useful for distinctive overdubs in recordings.

Owners note difficulties in replicating the Zoom 505's specific doubling effect using other equipment, emphasizing the pedal's unique processing and sound signature.

The pedal can achieve different delay times through the up/down scroll buttons, addressing the lack of detailed control.

The ring mod on the Zoom 505 is described as ugly and strange, contributing to its reputation for producing unusual, industrial sounds.

The pedal is praised for its acoustic simulator effect, which some owners found particularly impressive.

The Zoom 505's "double" effect is unique and challenging to replicate with other pedals; it mimics two guitars playing simultaneously with a short delay.

Some users find the pitch shifter effective for octaves and perfect intervals, integrating it into their signature sound despite its lack of diatonic intelligence.

The pedal is valued by some for its unique industrial sound, particularly in combination effects like pitch shifter and autowah, often used with a line selector for wet/dry mixes.

Some users repurpose the Zoom 505 as a stereo headphone amp, appreciating its cab simulation feature when connected directly to an audio interface.

The Zoom 505's flanger effect is highly praised for its rich, "juicy" sound, compelling some users to consider purchasing the pedal solely for this effect.

Users suggest the TC Mimiq Stereo and Strymon Deco as alternative options for achieving similar doubling effects, with distinct tonal characteristics.

Achieving the doubling effect typically requires a digital delay set to the shortest possible time with a single repeat, though some delays may not be capable of emulating the 505's effect.