KLPS, also referred to as KOLLAPS\E, is a four-member post-metal sludge band hailing from Helsingborg, Sweden. Established in 2018, they dedicated time to developing their unique sound. On March 7, 2025, KLPS unveil their second “self-titled” full-length album, and released under the newly affiliated Italian label These Hands Melt.
KLPS, KLPS Review: This review will evaluate every aspect of the album, from its intricate musical composition to its production. Our analysis will provide valuable insights to help you determine if this album is worth adding to your collection.
The First Three Sins, The Summary
The First Sin, The Strings/Keys: Features twin guitar work, that unleashes rich, distorted tones, featuring hypnotic and intricate layered riffs. The synths are calm, reflective passages, as the bass lines break away from conventional styles… The Second Sin, The Vocals: Involves IN A combination of agonised, nearly conversational passages and ferocious, guttural screams. The Third Sin—The Percussions: Delves into the vast world of drum work that propels the music ahead, focusing on depth rather than rapidity or intricate patterns.
The Fourth Sin, Overall Discussion
The powerful and oppressive soundscape of Subverse engulfs the listener in a dark, intense, and earth-shattering atmosphere filled with emotion and tension from the very first moment the play button is pressed. It continues relentlessly through the next five tracks over a duration of forty-two minutes.
KLPS presents a strong and palpable energy release that consists of a fruit of art and cohesive composition along with intricate arrangements – both instrumental and musical – that’s crafted by this fruit of art devilmanship. This effort emphasises a growing sound and a commitment to produce immersive, earth-shattering music that combines otherworldly atmospheres. Their sound combines slow, sludgy riffs with ambient layers and emotionally charged vocals. The band’s dark and very emotional listening journey is defined by their skilful integration of post-metal dynamics with the raw intensity of sludge.
Though it seems to change and repeat, within the vivid world of KLPS, the listener will find a harmonic mix whereby vocals and instruments complement rather than eclipse one another, producing a rich wall-of-sound experience. This is accomplished with a raw, natural production technique that lets the emotional depth of the music resonate and guarantees mix clarity overall. This approach enhances the listener’s experience and invites them to explore the intricate layers of each composition — an auditory journey that captivates and draws you in.
Maintaining the delicate ambiance of the album amidst its more intense passages is crucial. The serene interludes hold equal significance to the powerful crescendos, crafting a harmonious auditory journey that encourages both deep engagement and emotional release. Additionally, the listener will encounter a rich tapestry of artistic song structures, frequently deviating from the norm. While some compositions, like Kataris, have long, captivating builds that end in heavy passages, others, like Tribulation, favour a slow and steady development of tension and mood.
KLPS‘s music adeptly balances light and darkness, serenity and turmoil. Their tracks often begin with haunting, ethereal tones, only to erupt into a powerful wave of sludge. Listeners are enthralled by this dynamic spectrum, which produces emotional highs and lows. KLPS expertly incorporates ambient textures, symphonic influence, and calm, reflective passages into their compositions to enhance them in addition to their heavy sound. These components are essential to the music’s emotional impact because they transport listeners to a space that hovers between optimism and melancholy.
The instrumental arrangement, which is a fruit of art, centres around the guitar, captivating listeners with its rich, distorted tones and rhythmic grooves. Featuring piercing, hypnotic and intricate layered riffs that typically unfold at a deliberate, measured tempo. Additionally, it merges the heavy, down-tuned riffs of sludge metal with the ethereal, expansive soundscapes of post-metal. The bass lines break away from conventional styles, enriching the emotional resonance of every track. Occasionally, it harmonizes with the guitar to strengthen the riffs, while at other times, it forges its direction on its own, adding depth and groove to the music.
The drums produce heavy, deliberate grooves that generate a lush, immersive sound, enhancing the colossal, booming effect. They establish a profound, resonant pulse that propels the music ahead, focusing on depth rather than rapidity or intricate patterns. While the guitar serves as the main instrument in KLPS, the incorporation of ambient textures and synthesizers significantly broadens the emotional spectrum of their sound. At times, the synths take the spotlight, particularly in more evocative sections like Nattsvart, adding depth and an additional layer of emotion to the track.
These layers can possess a chilling, otherworldly essence that enriches the music, occupying the sonic void left by the drums and guitars. The raw, emotionally charged vocals go well with the sombre, gloomy music. The strong, intensely felt vocals complement perfectly the gloomy, ominous sound. The band’s singer, Daniel Wallenborg, delivers his lyrics in a combination of agonised, nearly conversational passages and ferocious, guttural screams. This unvarnished vocal style gives the already complex atmosphere a strong sense of emotional struggle.
KLPS creates a soundscape that has a strong post-metal influence and is based on atmospheric sludge metal. Their songs are deep and complex, alternating between quiet, ambient passages and bursts of intense power.
The album ends with the last song, Aureola. As the last thunderous beats of music, vanishes in the dark mistiest of our ears, we would like to thank KLPS for letting us review their self-titled album. We will wrap it up by discussing the final three sins and concluding the review.
The Fifth Sin, The Memorabilia
KLPS‘s self-titled EP is an earth-shattering fruit of art that weaves together celestial sounds and powerful and hypnotic riffs, and so much more. KLPS has mastered the craft of crafting captivating soundscapes that draw listeners into a realm filled with tension, emotion, and mystery. This EP navigates through various phases, transitioning from slow, impactful riffs to serene, atmospheric moments, all while maintaining a sense of intensity and drama.
Its intricate layers provide profound insights, yet it requires a patient ear to fully appreciate.

The Sixth Sin, The Artwork
The artwork is not the best, but the music makes up for the artwork.
The Seventh Sin, Disrelish
There is nothing to dislike in the musical offerings of KLPS and their self-titled album. Thus, we conclude our review of KLPS and their self-titled album. I would like to take this opportunity to express my gratitude for your time in reading this article, and I encourage you to explore the work of KLPS and their self-titled album and their other works.
Track-Listing
01. Subverse
02. Katarsls
03. Tribulation
04. Nattsvart
05. Undertow
06. Aureola
Members
Daniel Wallenborg — Guitars/Vocals, Synths
Peter Valefors — Guitar
Alexand Kirst — Bass
Servane Belkjaew — Drums
