RADIOSOL Wiki
RADIOSOL is a first-person open-world sci-fi adventure by Triplet Concept. Explore a mysterious sun-scorched world, decode radio signals, solve puzzles, and uncover the secrets of a lost civilization before launch on Steam.
RADIOSOL Resources
Everything you need to explore the sun-scorched world, master the radio, and survive in RADIOSOL
Latest Updates
Discover the newest guides, tips, and content
RADIOSOL Classic Antofagasta: Desert Region Exploration Guide
Explore the RADIOSOL classic Antofagasta desert region: radio signal sites, survival tips, spider robot scouting routes, and hidden collectibles.
RADIOSOL Demo Download: Availability & Early Access Guide
Is there a RADIOSOL demo download? Current availability, Steam playtest info, and how to play RADIOSOL early before and after its September 30, 2026 launch.
RADIOSOL Duskdog: Companion Abilities, Upgrades & Bond Guide
RADIOSOL Duskdog guide: spider robot companion abilities, upgrade paths, bond storyline, and ending impact. Tips for scouting, harvesting, and survival.
RADIOSOL en Vivo: Guía Paso a Paso del Juego en Español
Guía de RADIOSOL en español: mecánicas de radio, compañero robot araña, supervivencia, finales y mejores ajustes para tu partida.
RADIOSOL Ending Guide: All Endings & How to Unlock Them
Every RADIOSOL ending explained: unlock requirements, key decisions, and branch comparisons for the Loyal Signal, Solitary Dawn, Radio Silence, and Broadcast Truth finales.
RADIOSOL FM Radio Build Guide: Setup & Tuning Walkthrough
Learn how to build, power, and tune the RADIOSOL RDA5807 FM radio: controls, reception threshold, power saving, and station list management.
RADIOSOL FM Stream: Step-by-Step Setup & Tuning Guide
Learn how to set up and tune the RADIOSOL FM stream radio: power safely, search FM stations, adjust reception threshold, and manage saved stations.
RADIOSOL Full Gameplay: Mechanics Walkthrough & Tips
A full RADIOSOL gameplay breakdown: sunlight avoidance, shadow traversal, controls, megastructure world navigation, and survival tips.
RADIOSOL Game Ending: All Endings & Branch Requirements
Every RADIOSOL game ending explained: requirements, key decisions, companion trust, and how to unlock all four finale branches.
RADIOSOL How to Solder: RDA5807 FM Radio Kit Step-by-Step
Learn how to solder the RADIOSOL RDA5807 FM radio kit step by step: component order, soldering technique, assembly, and troubleshooting tips.
RADIOSOL Live: Launch Status, Version Info & Getting Started
RADIOSOL live guide: release status on Steam, first-day beginner flow, radio mechanics, spider robot companion tips, and post-launch updates.
RADIOSOL Live Playthrough: Chapter Walkthrough & Route Tips
A complete RADIOSOL live playthrough companion: chapter-by-chapter route, radio puzzle solutions, spider robot tactics, and ending branch setup.
RADIOSOL Beginner Guide
New to RADIOSOL? This guide walks you through everything you need for a strong start: completing the opening sequence, gathering essential resources, tuning your first radio frequencies, and setting out into the open world with confidence.
Complete the Opening Sequence
Follow the initial story beats to receive your handheld radio and meet your spider robot companion. Take a moment to learn the basic movement and interaction controls before leaving the starting area.
Gather Core Survival Resources
Scavenge the starting zone for food, water, and crafting materials. Prioritize containers and abandoned structures, and keep your inventory light so you can carry more loot on longer trips.
Learn Basic Radio Operation
Open your radio and practice sweeping across frequencies. Signal strength increases as you get closer to the correct tuning — clear, static-free audio means you've locked onto a broadcast worth investigating.
Bond with Your Spider Robot
Interact with your spider robot companion early and often. It reacts to radio signals and can point you toward points of interest, so keep it nearby as you explore.
Set Out into the Open World
Mark a destination, stock up on supplies, and head out. Follow radio signals to discover locations, and don't be afraid to veer off the beaten path — the world rewards curious explorers.
RADIOSOL Walkthrough
Stuck on a story mission or a tricky radio puzzle? This walkthrough breaks the main campaign into digestible sections, covering key objectives, puzzle answers, and how to handle the game's most dangerous encounters.
RADIOSOL Wiki Guide
The wiki hub for everything in RADIOSOL. Browse by category to look up locations, items, radio mechanics, characters, and the terminology you'll encounter across the game's world and story.
Locations
Points of interest across the open world — radio towers, abandoned settlements, underground facilities, and hidden signal sites.
Items & Equipment
Survival supplies, crafting materials, radio upgrades, and gear that shapes your exploration loadout.
Mechanics
Core systems that drive RADIOSOL — from the signature radio tuning to survival needs and companion commands.
Characters
The people you meet over the airwaves and in the world, including your spider robot companion.
Terminology
Key terms used across broadcasts, puzzles, and story dialogue.
RADIOSOL Radio Mechanics Guide
The radio is the heart of RADIOSOL. This deep dive covers frequency tuning, decoding hidden signals, and advanced techniques for coordinating with your spider robot companion — from your first scan to endgame signal work.
Understand Frequency Tuning
Slowly sweep the dial and listen as static gives way to voice. Signal clarity peaks when you're on the exact frequency — use audio cues rather than visual markers to lock in broadcasts faster.
Decode Encrypted Broadcasts
Some signals carry hidden messages. Record the broadcast's tone patterns and cross-reference them with cipher fragments found in the world to unlock hidden locations and story content.
Upgrade Your Radio
Repair radio towers and collect components to extend your frequency range and reception quality. A stronger radio reveals distant signals and unlocks optional secret areas.
Coordinate with Your Spider Robot
Your companion responds to radio commands and can relay signals from remote positions. Send it ahead to scout signal sources while you stay safe, then converge on the target together.
Hunt Secret Frequencies
Off-mission frequencies hide optional lore, rare loot stashes, and hidden encounters. Make a habit of periodic full-band scans whenever you reach a new region.
RADIOSOL Best Settings & Performance
RADIOSOL's atmospheric world rewards a stable frame rate as much as it rewards sharp visuals. This table breaks down every major graphics option, what it does, and the recommended value for each hardware tier, plus key control tweaks that make exploration and spider-companion management feel natural.
Display Mode
FullscreenLowest input latency and most stable frame pacing compared to borderless windowed.
Use Borderless only if you alt-tab frequently.
Resolution Scale
100% (90% on low-end GPUs)Major performance lever; a 10% drop in scale recovers significant FPS with minimal clarity loss.
Prefer lowering scale before texture quality.
Texture Quality
High (Medium if VRAM < 6GB)Governed by VRAM; exceeding VRAM causes stutter regardless of FPS.
High textures have almost no FPS cost with enough VRAM.
Shadow Quality
MediumOne of the heaviest options; Medium removes distant soft shadows with a large FPS gain.
Low-end rigs: Low shadows are acceptable indoors.
Ambient Occlusion
Medium (SSAO)Adds depth to environments but costs FPS in dense areas; Medium is the sweet spot.
Disable on integrated graphics.
Volumetric Fog / God Rays
MediumRADIOSOL leans heavily on atmospheric lighting; Medium preserves mood while easing GPU load.
High looks stunning at sunset scenes but is costly.
Anti-Aliasing
TAATAA cleans up foliage shimmer during traversal; FXAA is cheaper but blurrier.
Pair TAA with 100% resolution scale for best clarity.
Frame Rate Cap
Match monitor refresh (60/120/144)Capping slightly above refresh reduces frame-time spikes and stutter.
Uncapped can cause GPU temperature spikes on laptops.
Mouse Sensitivity / Camera
Lower base sensitivity, acceleration offPrecise aiming matters when directing your spider robot companion and scanning environments.
Bind companion commands to easily reachable side mouse buttons.
Controller Layout
Steam Input default + rear paddles for companion commandsKeeps movement, camera, and companion orders available without thumb travel.
Full Steam Deck verification makes handheld play a solid option.
RADIOSOL All Endings Guide
RADIOSOL's finale is shaped by choices made throughout the journey — how you treat your spider robot companion, which paths you take through the irradiated world, and what you prioritize in the final act. This guide explains each ending, its requirements, and how they compare so you can aim for the outcome you want.
RADIOSOL Spider Robot Companion Guide
The spider robot is RADIOSOL's defining companion — a scout, tool, and story partner rolled into one. This card list covers each facet of the companion system so you can build it to match your playstyle, whether that's stealthy reconnaissance, resource harvesting, or pure survivability.
Scouting & Recon
Send the spider into hazardous zones and collapsed structures to mark points of interest, detect threats, and reveal loot through walls — all while the protagonist stays safe.
- Use recon before entering any large interior; it marks hazards that would otherwise ambush you
- Scouted containers glow on your HUD even after recalling the companion
Resource Harvesting
The companion can retrieve materials from dangerous or hard-to-reach spots — irradiated pockets, high ledges, collapsed flooring — doubling your effective gathering radius.
- Pair harvesting runs with recon mode for a full loop: scan, mark, collect
- Prioritize rare crafting components on harvest orders; common scrap is easy to grab yourself
Upgrade Paths
Spend collected components on branching upgrades: mobility (faster traversal, wall-climbing range), utility (extra carrying capacity, longer scan range), or resilience (shock resistance, self-repair).
- Utility upgrades pay off fastest for exploration-focused players
- Resilience matters in the late game's high-hazard zones
Interaction & Bond Storyline
Interacting with the companion — repairs, idle responses, and story beats — builds trust that unlocks new dialogue, behaviors, and branches toward the companion ending.
- Check on the companion at rest points; small interactions accumulate trust
- High trust unlocks late-game options unavailable on a cold playthrough
Survival Support
In dangerous encounters the companion can distract, mark weak points, and pull attention away from the protagonist, turning fights and escapes from deadly to manageable.
- Use distraction commands to slip past groups you can't handle yet
- Weak-point marking stacks with your own weapon upgrades
RADIOSOL Tips and Tricks
Once you're past RADIOSOL's opening hours, efficiency is everything. These cards collect the prioritization rules, survival-management habits, and exploration habits that separate a struggling survivor from a confident one.
Resource Priority Order
Not all pickups are equal. Follow a consistent priority: rare electronic components > medical supplies > fuel/energy cells > common scrap. Electronics gate both companion upgrades and key story tools.
- Leave common scrap behind early; you'll drown in it later
- Electronics caches often hide in the most hazardous rooms — send the spider
Survival Status Management
Radiation and stamina degrade faster the deeper you push. Return to safe zones to reset status before critical sections rather than pushing on at half capacity.
- Never enter a boss or story-critical area with rising radiation
- Carry at least one full-status heal for emergencies
Hidden Discoveries
RADIOSOL rewards players who scan environments: audio logs, side paths, and lore fragments that feed the true-broadcast ending are tucked behind collapsed passages and rooftop routes.
- The spider's scan reveals collectible pings most players miss
- Revisit early areas after upgrades — new routes open up
Overlooked Exploration Details
Environmental storytelling doubles as navigation aid: markings, light sources, and radio static intensity all hint at what lies ahead and where side content hides.
- Follow radio static — stronger static means narrative signal sources nearby
- Unusual lighting almost always marks a hidden cache or log
Companion Efficiency Loop
Build a routine loop: scan with the spider, mark everything, harvest remotely, then move in yourself only for what needs hands-on interaction. It halves your exposure time.
- Batch companion orders instead of issuing them one by one
- Upgrade scan range first — it makes every later loop faster
Smart Fast Travel & Rest
Rest points are more than saves: they restore status, refresh some companion functions, and serve as your fast-travel anchors. Place your route around them.
- Unlock every rest point you pass, even if you don't need it now
- Rest before long hazard traversals, not after