About this app
Fat Blob is revolutionizing guitar amp simulation on iPhone and iPad, offering you exceptional guitar tone. Simply connect your sound card directly to your device, plug in your guitar, and play for hours with incredible guitar sound! Fat Blob is the most versatile amp ever created. Whether you're seeking a clean, vintage, or powerful modern sound, Fat Blob will accompany you in your creative quest, whether at home or in rehearsal! Enjoy a wide range of presets that, with just 2 clicks, will allow you to adjust your Fat Blob according to your preferred sound style. No more hours spent searching for the right setting, Fat Blob takes care of it all! Discover 10 essential effects for all guitarists, such as Reverb, Delay, Drive, Chorus, Reverse, Tremolo, Gate, Detune/Octaver, all at your disposal with just a click from the effects section! But that's not all, our tools are designed to facilitate your use and significantly enhance your experience on mobile and tablet. For example, the "Headphone Mode" will transport you directly into a space where you'll forget you're wearing headphones and feel the presence of your amp as if it were in front of you (works with all headphones), along with a tuner, metronome that you won't be able to do without. Take control! Fat Blob is fully "Midi controllable"—play without having to touch your device! Fat Blob was designed for guitarists, by guitarists. What's inside Fat Blob : • 3 Amps: - Blue (Modern Clean) - Green (Crunchy) - Purple (Modern Hi-Gain) • 10 Effects: - Reverb - Delay - Drive - Tremolo - Chorus - Detune/Octaver - Boost - Compressor - Gate • 4 Tools: - Tuner - Metronome - Headphone Mode - Midi Learn • Over 60 Presets
Latest release
What’s New
AUv3 support ! Now enjoy the FatBlob in Garageband, Audiobus and all other AUv3 compatible apps
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 19, 2026 · 10:43 PM $12.99
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