The Demon FX Sibling is a Demon Fx phaser pedal, currently around $48.88. Close alternatives include the Spaceman Explorer and the Orange Ninety Orange. It pairs well with the Soldano SLO 100 100-Watt Tube Guitar Amplifier and the Fender Twin Reverb Head.

Demon FX Sibling

Demon Fx · pedal

The Demon FX Sibling is a budget OTA analog phaser pedal from the Chinese effects manufacturer Demon FX, delivering classic analog phase shifting tones in a standard compact format. OTA phaser circuits produce the smooth, warm phase sweeps associated with classic analog phaser design. Budget-accessible pricing from Demon FX.

What stands out

  • “The Sibling delivers OTA analog phaser character at a budget price point from Demon FX, providing classic analog phase sweeps for players who want vintage-style phaser tones”

    — from the community notes

  • “Use-case wise it suits players who want classic analog phaser tones for rock, funk, or vintage applications at a budget price”

    — from the community notes

  • “OTA phaser circuits produce the smooth, warm phase sweeps associated with classic analog phaser design”

    — from the listing

  • “The Demon FX Sibling is a budget OTA analog phaser pedal from the Chinese effects manufacturer Demon FX, delivering classic analog phase shifting tones in a standard compact format”

    — from the listing

  • “Its standout weakness is the budget construction quality relative to boutique OTA phaser designs”

    — from the community notes

Trade-offs

  • “In the signal chain phaser sits after drive and before reverb”

    — from the community notes

  • phaser
  • analog
  • vintage
  • rock
  • funk
  • smooth
  • classic analog phaser design
  • classic analog phase
$48.88View on Reverb

Price updated Oct 23, 2026

Genres the Demon FX Sibling is commonly used in

  • Rock
  • Alternative Rock
  • Funk

Amps that pair well with the Demon FX Sibling

Soldano SLO 100 100-Watt Tube Guitar Amplifier

Soldano

10% match
$5499.99via Reverb

Soldano SLO 100 100-Watt Tube Guitar Amplifier's own high gain character is the real reason this is worth trying

Comes later in the signal chain

Fender Twin Reverb Head

amplifier

10% match
$639.06via Reverb

Fender Twin Reverb Head leans toward dynamic, and that's a real, usable character to pair with

Comes later in the signal chain

Pedals that stack with the Demon FX Sibling

Xotic RC Booster

Xotic

7% match
$197via Reverb

Xotic RC Booster's own transparent character is the real reason this is worth trying

Comes earlier in the signal chain

Boss BD-2 Blues Driver

Boss

7% match
$99.99via Reverb

Boss BD-2 Blues Driver leans toward full, and that's a real, usable character to pair with

Comes earlier in the signal chain

Crazy Tube Circuits Splash

Crazy Tube Circuits

6% match
$219.86via Reverb

Crazy Tube Circuits Splash's spring voice goes after Demon FX Sibling in the signal chain — it's not there to compete with Demon FX Sibling's own analog warmth character — goes in the amp's FX loop (or last, into a clean amp)

Comes later in the signal chain

Crazy Tube Circuits Splash MKIV Reverb

Crazy Tube Circuits

6% match
$219.86via Reverb

Keep Demon FX Sibling's analog warmth voice out front: Crazy Tube Circuits Splash MKIV Reverb goes after Demon FX Sibling in the signal chain so its spring voice doesn't muddy it — goes in the amp's FX loop (or last, into a clean amp)

Comes later in the signal chain

Cheaper alternatives

Rocktron Reaction Phaser

Rocktron

58% similarity
$43.97via Reverb

Shared character: phaser

TC Electronic Blood Moon Phaser

TC Electronic

93% similarity
$43.15via Reverb

similar tone character

Boutique & premium upgrades

Maxon PT999 Phaser Tone

Maxon

71% similarity
$131.26via Reverb

Shared character: phaser, analog, vintage charm

Option 5 Destination Phase

Option 5

64% similarity
$129.95via Reverb

Shared character: phaser, analog, overdrive

Mooer Liquid Phaser 5 Phaser modes

Mooer

63% similarity
$98via Reverb

Shared character: phaser, vintage charm, overdrive

Carl Martin Two Faze

Carl Martin

63% similarity
$328.17via Reverb

Shared character: phaser, analog, alternative

Providence Phase Force PHF-1

Providence

62% similarity
$159.89via Reverb

Shared character: phaser, analog, smooth

DigiTech XHP Hyper Phase

Digitech

61% similarity
$94.97via Reverb

Shared character: phaser, reverb, overdrive

Similar charactersee all similar tone character →

Spaceman Explorer

Spaceman

70% similarity

Shared character: phaser, analog, smooth

Orange Ninety Orange

Mooer

66% similarity

Shared character: phaser, analog, vintage charm

Ibanez Soundtank PH5 Phaser

Ibanez

61% similarity

Shared character: phaser, vintage charm, overdrive

IVY Planet Phaser

Ivy

60% similarity

Shared character: phaser, overdrive

Outlaw Effects Phunnel Cloud

Outlaw Effects

59% similarity
$54.99via Reverb

Shared character: phaser, analog, overdrive

Subdecay Quasar Phaser v4

Subdecay

59% similarity

Shared character: phaser, overdrive

See all alternatives to the Demon FX Sibling (cheaper + boutique) →

Questions people ask

What are good alternatives to the Demon FX Sibling?+

The closest matches in character are the Spaceman Explorer, the Orange Ninety Orange, the Ibanez Soundtank PH5 Phaser. Budget picks: Rocktron Reaction Phaser, TC Electronic Blood Moon Phaser. Boutique upgrades: Maxon PT999 Phaser Tone, Option 5 Destination Phase, Mooer Liquid Phaser 5 Phaser modes.

What pairs well with the Demon FX Sibling?+

Strong matches from rig and tone-complementarity evidence: Soldano SLO 100 100-Watt Tube Guitar Amplifier, Fender Twin Reverb Head, Xotic RC Booster — Soldano SLO 100 100-Watt Tube Guitar Amplifier's own high gain character is the real reason this is worth trying.

How much does the Demon FX Sibling cost?+

Around $48.88 (live listing price, updated Oct 23, 2026).

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