Guides
Scale the Depths Upgrade Order: What To Buy First
Quick Answer
Buy Scale the Depths upgrades by the problem slowing your runs: catch access, scaling quality, inventory space, bait targeting, boat reach, or customer tip reliability.
The best Scale the Depths upgrade is the one that fixes the bottleneck you can name. Steam confirms rods, hooks, bags, scaling tools, bait, boats, and cosmetics, but exact costs are less useful than the order of decisions. Buy toward the run you are actually repeating.
Last checked: May 30, 2026. Exact upgrade costs, tool names, and stat values should be checked in the current build.
Quick Answer
| Bottleneck | Upgrade direction |
|---|---|
| You cannot catch the target fish reliably | Rod, hook, bait, or access tool |
| You catch fish but scale poorly | Scaling tool |
| You leave good catches behind | Bag or storage capacity |
| You serve the wrong customers | Use the fish and customer tracker before spending |
| You need a new route or location | Boat or route-related upgrade |
| You have stable money | Cosmetics or comfort upgrades |
Upgrade Order
- Fix catch reliability first.
- Improve scaling quality if good catches lose value.
- Expand carrying capacity when trips end too soon.
- Use bait or targeting tools when you know the fish you need.
- Upgrade boat or route access when the next location is the blocker.
- Buy cosmetics after the money loop is comfortable.
The order can shift if a run exposes a clear blocker. If scaling is ruining every sale, scaling tools can beat a rod upgrade. If customers keep rejecting fish, no gear upgrade matters as much as better notes.
Upgrade Decision Table
| Upgrade type | Buy when | Wait when |
|---|---|---|
| Rod | Fish escape, access feels weak, or a spot asks for better reach | Your main issue is scaling or customer choice |
| Hook | Catch control is the repeated problem | You have not tested the current hook enough |
| Bag | Good fish are left behind or trips end too early | You still return with empty space |
| Scaling tool | Better fish lose value during prep | You are already scaling cleanly |
| Bait | You know the target fish or customer need | You are still discovering basic spot behavior |
| Boat | A route, depth, or location is the blocker | Current spots still have useful fish and secrets |
| Cosmetics | You have spare money and want style | A practical upgrade would improve every run |
Money Check
| Before spending | Ask |
|---|---|
| Cost | How many clean runs will repay it? |
| Use | Does this help the next five runs or one rare catch? |
| Route | Does the upgrade support the spot I am farming? |
| Customer | Will it help serve a favorite fish or earn better tips? |
| Secrets | Does it help reach treasures, bottles, or puzzle routes? |
If you cannot answer at least two rows, save the money and run one more fishing route.
Upgrade Mistakes
| Mistake | Better move |
|---|---|
| Buying the flashiest item first | Buy for the failed step in your loop |
| Upgrading boat before learning spots | Clear current fish/customer notes first |
| Ignoring scaling quality | Better catches still need clean prep |
| Using bait before choosing a target | Save bait for known fish or customer goals |
| Buying cosmetics while broke | Stabilize money, then customize |
Next Pages To Open
- Scale the Depths Fish and Customer Tracker
- Scale the Depths Secrets and Treasures
- Scale the Depths Steam Deck and Mac
- Scale the Depths Hub
Sources
FAQ
What should I upgrade first in Scale the Depths?
Upgrade the tool that fixes your current bottleneck. If you lose fish, improve catch access. If good fish sell poorly, improve scaling or customer matching.
Should I buy cosmetics early?
Buy cosmetics after your catch, scaling, storage, and customer loop feels stable unless you simply want style more than speed.
Are exact upgrade costs listed here?
No. Costs and values should be checked in the current build before you spend.
How do I know an upgrade paid off?
Compare the next few runs: more reliable catches, cleaner scaling, fewer wasted trips, better customer tips, or faster access to a target spot.