Your ocean base has 40 clownfish, a few hungry settlers and a frame rate that drops every time the background music ends. Those are real problems in Havendock, and patch v1.4.19 from October 22, 2026 touches all three. This guide follows the game in the order you meet it, from the first floating crates to the rocket ending. You also get the errors players have reported, what the latest patch changed, the beginner mistakes that waste the most time, and an honest Decision on the Steam price of $19.99.
Life on a tiny dock in the middle of the ocean
You start as a lone survivor on a tiny wooden dock in the vast ocean. You pull supplies out of the water, build farms and kitchens, and invite castaways to live with you. The goal is to grow a rough raft town into a high-tech base with robots, power plants, a submarine and a rocket.
People often compare it to Raft because of the sea. One review site says it plays more like a relaxed version of Rimworld or Factorio. Nothing here attacks your base on a timer. The pressure comes from settler needs that grow as your population grows.
The tone is silly on purpose. The same review mentions Singlish voice lines, giant penguins and disco floors.
Settlers, seagulls and Kewi: who does what
There is no fixed hero. You create your own character. The roles that matter are these.
Settlers are the castaways you rescue. You give them jobs such as cooking and pumping water. Animals do work too. Seagulls carry items and eat, and an older patch note says they are simpler than settlers and easier to scale up. Kewi birds carry goods between islands, and a Mother Kewi lives on Bird Island. Parrots, clownfish in aquariums and a Havencat or Havendog also exist, as the v1.4.19 notes show. The Wizard Island DLC adds Asteria, an island with wizards, Mana and spells.
For a beginner, seagulls are the easiest helpers to manage. They only eat and carry things, so they cause fewer priority problems than settlers.
How the game moves forward and where you get stuck
The exact mission names and their order are not confirmed here. The loop is clear from store pages and patch notes. You collect floating debris, build food and water, house new settlers, research better buildings, trade with passing merchants, then unlock boats and new islands. Late game is automation, power, deep-sea exploration and the rocket.
One Chinese-language achievement guide on the Steam hub says a single run takes about 20 to 30 hours.
Players get stuck in two places. The first is mid game, when you have more settlers than the base can feed and every building wants a worker. The second is late game, where one review says settler AI can get confused with complex priorities and needs manual fixes. The same review says the final tech steps move quickly compared with the early struggle.
From the first crate to the rocket launch: full walkthrough
Menu and button names below are not confirmed . Check each against the live game.
Stage 1: the dock
- Collect floating debris. Click items as they drift past your dock. An older store description says you gather basic materials and food by clicking them while they float [VERIFY, that text is from an early build]. You need this stream of wood and scrap before you can build anything. If you miss an item, it floats away. You know it worked when your resource counter goes up.
- Build food and water before anything else. Open the build menu [VERIFY, name] and place a farm, a water pump and a kitchen. The early store text lists farms, water pumps and kitchens as the first buildings. Settlers have needs, and the store page warns that more settlers means more needs to meet. The usual mistake is placing houses first. You know it worked when new arrivals are not marked hungry or thirsty.
- House the first castaways and give them jobs. Build houses, then open a settler or building panel [VERIFY, name] and assign tasks such as cooking and pumping water. Settlers do the work you do not want to do by hand. If a building has no worker, it sits idle. You know it worked when the building’s job list shows queued jobs being finished .
Stage 2: research and boats
- Start research and trade. Research is how you unlock new buildings and materials. An early store text says sea traders pass by your settlement and you can trade with them [VERIFY, older text]. Sell surplus, not food you need. Since v1.4.19, seagull eggs can be sold to traders. You know it worked when new building options appear.
- Build the Boatyard. A devlog says the Boatyard can be built after a minor story event [VERIFY, 2022 devlog, the trigger may have changed]. Without a boat you cannot reach other islands. If the option is missing, you have probably not triggered the event yet. You know it worked when you can ride a boat.
Stage 3: islands
- Fix the giant nest on Bird Island. An older update says Mother Kewi appears once you repair the giant nest at the highest point of the island . She lets you set up bird transport, the first step toward moving goods between islands. If you cannot find her, you have probably not repaired the nest. You know it worked when she shows up and offers small quests.
- Clear the cave, and plan for the slime boss. The same update describes a cave full of slimes behind a door on Bird Island, with a slime boss and slime bubbles as loot . Bubbles are used for pudding and for combat gear. This is the first fight in a calm game, and your HP drops if you fail to dodge. Craft the combat gear first, fight the small slimes to learn the dodge timing, and do not rush the boss at low HP. No recommended level or gear is confirmed .
- Visit Cow Island. The update notes say you can talk to a cattleman named Josh to get cows, milk, desserts and cheese . Cows add new food types that feed settlers better. You know it worked when you can collect milk.
Stage 4: late game
- Automate and power the base. Late buildings include a water distiller, a coffee maker, robots, power plants. Use robots for the jobs your settlers do worst. Power cuts will stall everything that depends on it, so build spare capacity before adding machines . You know it worked when idle settlers drop and production stays flat or rises.
- Explore deep water and launch the rocket. The store page lists a submarine and a rocket, and another store text mentions catching meteorites and building drones. v1.4.19 added a translated rocket launch UI and ending cutscene. Make a manual save before launching. Whether you can keep playing after the ending is not confirmed .
5 beginner mistakes that waste hours
- Buying only for co-op. The developer says the game is designed as single-player and co-op is experimental and buggy, with no plans to improve it.
- Letting animals pile up. Since v1.4.19, idle clownfish, seagulls, parrots and Kewi drain hunger at 0.2x the normal rate instead of none. A huge idle flock now costs food.
- Growing the settler count too fast. Each new castaway adds needs. Add food and water output first.
- Leaving job priorities on default. Late settler AI struggles with many priorities, so set them by hand .
- Not keeping save backups. The dev asks players to send the .hvd save, player.log and player-prev.log for bugs. Keep a copy of your latest save, and use the “View save files” button at the bottom left of the Save/Load screen.
Your first 2 hours, planned
Spend the first hour on debris collection, farm, water and kitchen, then houses for the first arrivals. Use the second hour for job assignment, the first research items and your first trade. Aim to end hour two with a base where nobody is hungry and one research project is running. This order follows how the game’s systems depend on each other, but it is not an official plan .
Havendock not working? Errors and fixes
Havendock.exe cannot be found after an update. Steam says it cannot locate the game file and the game will not start. Two Steam threads report this, one in July and one in October. The poster in the July thread said verifying files and reinstalling did not help. No confirmed cause or fix exists .
- Update to v1.4.19 and restart Steam.
- Right-click Havendock in your library, open Properties, then Betas, and check which branch you are on [VERIFY, from older instructions for the experimental branch].
- If it still fails, post in the Troubleshooting thread on the Steam hub with your version, save file and the two log files.
Low FPS in large bases. The game stutters as your base grows. The likely causes are many animated buildings and, in a known case, the end of each music track. v1.4.19 says it fixed frame drops of 15 to 35 seconds each time background music ends in large bases and stopped animating off-screen buildings.
- Update to v1.4.19.
- Open the graphics options [VERIFY, name] and lower the water quality. One Steam poster says it is the biggest FPS gain, but that is a single player’s claim .
- Keep your idle animal numbers low.
If it still stutters, report your save and logs to the developer. A fan-made FPS patch exists on the hub, but it is unofficial, so test it on a copy of the game.
Late save stuck at 90% loading. A re-posted patch note says late-game saves with very high clownfish counts could get stuck at 90% on the loading screen. The likely cause is too many clownfish. v1.4.19 now stops aquariums from breeding more than 30 idle clownfish underwater.
- Update to v1.4.19 before loading the save.
- Wait a few minutes, as large saves may load slowly .
- If it never finishes, send the save file and logs to the developer.
Settlers move strangely at high happiness. In very happy bases, settlers could glitch while walking at high movement speed. v1.4.19 caps settler happiness at 300 to fix this.
- Update to v1.4.19.
- Reload your save so the cap applies .
Steam Deck setup. Valve notes that the game shows mouse and keyboard icons at times, has small text, and needs manual graphics settings. Lower the graphics settings in the game’s options before you build a large base. No controller layout is confirmed .
Co-op problems. The developer calls co-op experimental and full of bugs, with no current plans to improve it. There is no official fix.
Small habits that make your base easier to run
Use the jobs tab on building panels to see queued and active jobs. An older note introduced it to make the AI’s tasks clearer. Mix settlers with seagulls, since seagulls only eat and carry and scale more easily . World settings let you tweak things like the crane limit, according to the same note .
Play slow. The game has no timer pushing you, and the store page says to arrange your settlement the way you want and at your own pace. Save by hand before big moves like the rocket launch.
What changed in v1.4.19, and what to do now
The developer released v1.4.19 on October 22, 2026. It is a minor update that fixes translations, UI problems and frame drops, and rebalances clownfish breeding. Seagull eggs can now be sold, Pearl has an Encyclopedia entry, and the Lucky Cat building shows Interact text. A bug that took 2 bones or fish when feeding a Havendog or Havencat instead of 1 is fixed. A large magical island that spawned in the distance by mistake is also fixed.
If you run large bases or many clownfish, update now. If you were about to start a long run, note that the developer said New Game Plus is being tested and should reach the experimental branch next month. You may want to wait. If you already have a late save, keep a backup before updating.
Who should play and who should skip
Play it if you like slow base builders and want something calm. The Steam page shows a Very Positive rating with 1,501 reviews. Skip it if you want combat, a strong story or co-op. Real weaknesses are the late-game settler AI, the fast final tech steps, and a co-op mode the developer does not plan to fix. A few players also report launch failures after updates.
FAQ
Is Havendock multiplayer?
Co-op exists, but it is unreliable. The developer calls it experimental and buggy and says there are no plans to improve it. Buy the game for single-player.
How long does it take to finish Havendock?
About 20 to 30 hours for one run, according to a Chinese achievement guide on Steam. Your time will change with how much you build and trade.
Why is my Havendock FPS dropping in a big base?
Update to v1.4.19 first. That patch fixed frame drops when music ends and stopped off-screen buildings from animating. If it still drops, lower the water quality .
What do I do if Havendock.exe is missing after an update?
Update Steam, check your branch in Properties, then report it with your save and logs. Reinstalling and verifying files did not help one player, and no confirmed fix exists.
Do I need the Wizard Island DLC to finish the game?
No, as far as the store pages show. The DLC adds the island Asteria and a spell loop, and the rocket ending is described in the base game .
Is Havendock worth $19.99?
Yes, if you like cozy base builders and want a single-player game with 20 to 30 hours of play. Skip it if you want combat or co-op.
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