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Productivity 10 min read

Why Side Projects Fail (And How to Actually Finish Yours)

27 projects started, 3 shipped. That's an 89% failure rate. Here are the five patterns that kill most side projects.

27 side projects since 2018. Shipped: 3. That's an 89% failure rate, and it's not unusual. Browse any build-in-public thread on X and you'll see the same story repeated endlessly.

The strange thing is, most of these weren't bad ideas. Several had paying customers lined up. A few had competitors who later raised funding. The ideas weren't the problem. The builder was the problem.

After talking to many builders, the patterns that kill projects become clear, as do the habits that actually lead to shipping.

The Five Ways Projects Die

1. Building Before Asking

8 of those 27 projects died this way

The pattern: you have an idea, get excited, immediately open your IDE, and start building. Three weeks later you have a working MVP and zero evidence anyone wants it.

Sometimes you discover the lack of demand explicitly. You finally talk to potential users and get polite indifference. Other times you just lose motivation without understanding why. The "why" is usually that deep down you know you're building for an audience of one.

What I do now
Before writing code, I look for evidence of demand. Not theoretical demand ("people probably need this") but actual evidence: forum posts asking for solutions, Reddit complaints, competitors who are making money. If I can't find people actively seeking what I'm building, I don't build it.

One hour of research can save three weeks of pointless development.

2. The Scope Monster

"I'll just add one more feature before launching."

This sentence has killed more projects than bad ideas ever could. The MVP that was supposed to take two weeks grows into a three-month odyssey. By the time you're "ready," you're exhausted and the market has moved on.

Scope creep is fear in disguise. Adding features feels productive while conveniently avoiding the scary part: showing your work to real people who might reject it.

What I do now
I write down the single core feature that delivers value. Just one. That's v1. Everything else goes on a "later" list that I only touch after launch.

The mantra: "If you're not embarrassed by v1, you waited too long."

3. Wrong Idea, Wrong Builder

Some projects are doomed from the start, not because the idea is bad, but because it's wrong for the person building it.

One founder spent four months on a mobile app for real estate agents. The market was real. People paid for similar products. But they'd never sold a house, didn't know any estate agents personally, and had no idea how to reach them. They also found the domain deeply boring.

A mismatch between builder and idea is a slow-motion failure. You can muscle through for a while, but eventually the friction wins.

Score ideas on three dimensions
Joy (Do I actually want to work on this?) ?/5
Ease (Can I realistically execute this?) ?/5
Opportunity (Is there real demand?) ?/5
All three should be at least 3+

4. Life Wins

Side projects compete with jobs, families, health, friendships, and Netflix. A demanding week at work becomes a demanding month, and suddenly your project has lost all momentum.

This isn't a character flaw. It's a design problem. Projects that require big blocks of uninterrupted time are fragile. When those blocks inevitably disappear, progress stops.

Design for interruptibility
  • Break every task into chunks you can finish in under an hour
  • Keep detailed notes so you can resume after gaps without losing context
  • Lower activation energy: dev environment always ready, next task always clear
  • Aim for 30 minutes daily rather than 8-hour weekend marathons

Consistency beats intensity. Thirty minutes every day adds up to 180+ hours a year.

5. The Shiny Object

Week three of Project A. You're past the honeymoon phase and hitting real challenges. The code is messier than you'd like. User feedback requires changes you didn't anticipate. Progress feels slow.

Then Project B appears in your mind, fully formed and beautiful. It has none of these problems (because you haven't started it yet). The thought creeps in: "Maybe B is actually the better opportunity."

This is how most projects die. Not from failure, but from abandonment.
What I do now
I capture new ideas in a dedicated list but refuse to act on them. I've set a commitment threshold: I can't switch until I've hit a specific milestone (first paying customer, 30 days live, or core feature complete). The threshold forces me to push through the uncomfortable middle instead of perpetually restarting.

What Finishers Do Differently

I've watched people who consistently ship. They're not smarter or more talented. They've just built different habits.

They run experiments, not projects

Finishers commit to two-week experiments, not products. Experiments have defined endpoints, produce learning instead of just features, and turn "failure" into data instead of defeat.

They build in public

Telling people what you're building creates accountability. When you've posted about your project, abandoning it stings in a way that private failure doesn't.

They embrace constraints

"This ships in 2 weeks." "Only these three features." "Only tools I already know." Constraints eliminate decision fatigue and force creative solutions.

They redefine "done"

Done = one person who isn't my friend used it. Done = it's live on the internet. Done = I learned what I needed to learn. A shipped imperfect product beats unshipped perfection.

The Permission to Quit

Not every project deserves to be finished. Sometimes the right call is to stop.

But quit intentionally, not by default. Ask yourself:

  • Have I learned what I set out to learn?
  • Has new information genuinely changed the picture?
  • Am I quitting because it's hard, or because it's wrong?

"This experiment taught me X" is a valid ending. "I forgot about it" is not. The difference is intentionality.

A System for Finishing

Before starting
1
Find evidence of demand
Not theoretical. Actual people asking for solutions.
2
Score the idea
Joy, Ease, Opportunity. All must be 3+ out of 5.
3
Define the smallest useful version
One core feature. Write it down. That's v1.
4
Set a deadline
2-4 weeks for most MVPs. Put it in the calendar.
While building
1
Work in small chunks
Every session has a completable goal.
2
Capture distractions
New ideas, cool features, rabbit holes: list them for later.
3
Share progress
Tweet, post, tell a friend. Create accountability.
4
Protect energy
Stop before exhaustion. Sustainable beats intense.

Your Project Doesn't Have to Fail

The patterns that kill side projects are predictable. That means they're preventable.

Pick an idea that fits you. Define the smallest version. Set a deadline. Build in public. Push through the middle.

3 of 27 projects shipped in that founder's audit

But those 3 taught them more than the other 24 combined. And one of them still generates revenue today.

Your next project can ship. The question is whether you'll do things differently this time.

Put this into practice

IdeaBadger helps you capture and score your ideas using the Joy-Ease-Opportunity framework. Stop overthinking, start building.

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