LifeSimGrid Blog

Deep guides for ACNH, Mii & Tomodachi Life players

Technical deep dives into the formats, algorithms, and game systems behind our tools โ€” written from the same code that runs them. No fluff, no rehashed wiki pages: byte layouts, scoring formulas, and step-by-step methods you can verify yourself.

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September 28, 202612 min read

Mii QR Code Format: FFL Bytes and Offset 0x04

How Mii QR codes store a Mii in FFL binary: the header fields, permission flags, why consoles say 'cannot be edited', and how unlocking actually works.

MiiQR Code3DSGuides
September 27, 202612 min read

How Tomodachi Life's 16 Personalities Map to MBTI

The full methodology behind our Tomodachi Life MBTI mapping: slider bands, group logic, letter-by-letter derivation, and the INFP anomaly explained.

Tomodachi LifeMBTIPersonalityGuides
September 27, 202612 min read

How Tomodachi Voice Lab Synthesizes 8-Bit Voices

The full Web Audio API pipeline behind Tomodachi Voice Lab: oscillator nodes, waveforms, the 5 voice presets, and how each parameter shapes the sound.

Tomodachi LifeWeb Audio APIVoice SynthesisGuides
September 27, 202612 min read

Finding Every Mii's Favorite Food: A Testing Method

A repeatable 7-step protocol for finding each Mii's favorite food in Tomodachi Life: 48 foods, 8 categories, and per-group affinity starting points.

Tomodachi LifeFoodPersonalityGuides