MediumDesktop AppLocalClear niche and buyerA computer or phone that can run the model locallyPayments via Stripe

Operator-Reported

Private AI Companion That Runs on Your Computer

Self learning AI companion who stay on your local device

In plain English

Local Waifu is a chat companion app that runs fully on your own Mac or Windows computer. It remembers your conversations over time without sending them to the cloud. Buyers pay $20 once after a free trial instead of a subscription. Privacy is the main reason people choose it.

Automation90%

Startup costNot disclosed

Time to first $Not disclosed

Monthly range*$360 /mo

$360/mo operator-reported revenue (Indie Hackers product page, Oct 29, 2026)

DifficultyMedium

SourceIndie Hackers - Local Waifu ↗

Operator: Łukasz Blania

Operator-Reported

A named, real operator ran this and shared results publicly. The figures are their own.

Not disclosed.

The tool stack

RevenueCat ↗

Free up to $2.5k MTR

Mobile subscriptions

Core ML ↗

Free with Xcode

On-device model inference

App Store ↗

$99/yr

iOS distribution

Prices are the vendors' published list prices as researched in Oct 2026 and change often — always check the vendor's pricing page.

Step-by-step setup

Solve one everyday job with a model that runs on the phone itself.
Keep it private and offline: no upload, no per-use model bill.
Free tier with a subscription or one-time unlock.
Grow through App Store search and short demos.

What's automated vs. the human 10%

The machine does

Core AI generation/analysis
Billing and onboarding

You still do

Product quality and support
Distribution and marketing
Compliance and edge cases

Overview

Self learning AI companion who stay on your local device. I started experimenting with local AI because I wanted a companion I could talk to like a human one that actually gets to know me over time through conversation. Most importantly, I wanted this to run completely local

Operator: Łukasz Blania. Website: https://localwaifu.com

Estimated split: about 90% of the work automated, 10% human.

Realistic income

The founder reports $360 per month in revenue on their Indie Hackers product page (checked Oct 29, 2026). This figure is self-reported and not verified by Stripe or any third party. This is one operator’s result, often after months or years of work, and doesn’t predict yours. Check the live source — numbers change.

Risks

Apple/Google can ship the same feature built in.
On-device models are limited by phone hardware.
Startup cost and time to first dollar are not disclosed.

*Income figures are illustrative ranges based on public pricing and typical outcomes reported by practitioners, not guarantees. Most new online businesses earn little or nothing at first. Not financial, legal or tax advice.