Alternatives

Products that do what Make your YC application stand out (Spring 2025 edition) does

Every batch, many founders get rejected due to basic application mistakes, missing key criteria that YC partners explicitly look for. We learned this the hard way, which is why we built YC Score. Simply upload your draft PDF or fill out our YC-mirrored form. Our AI analyzes your responses against 25 critical factors that can make or break your application, from technical credentials to market validation. For instance, when YC partner Dalton Caldwell notes that teams with technical founders have "5x better odds," you need to know before submitting. YC Score flags these deal-breakers and shows…

1
YC Rejection▲392
Share your YC application and get a YC rejection email
2023
2
Apply to YC (Y Combinator)▲386
Curated collection of resources for founders applying to YC.
2017
3
YC Interview Simulator 2.0▲457
YC interview prep - pitch, reflect & improve
2024
4
Y Combinator Co-founder Matching▲644
YC’s free online platform to help you find your co-founder
2021 · ycombinator.com
5
The Y Combinator Database▲866
The definitive database of YC companies with all the metrics
2017 · ycdb.co
6IM
I Made YC Rejection Simulator▲37
2025 · yc-sim.vercel.app
7
YC Library▲811
The new hub for YC's startup videos, essays, podcasts & more
2023 · ycombinator.com
8
YC Application Helper▲191
AI helper for your YC application
2023
9
The Y Combinator Database 2.0▲608
Everything you ever wanted to know about YC companies
2018
10
YC Mentor▲212
Your AI mentor with YCombinator knowledge
2023
11
YC World▲403
Explore Y Combinator companies by country
2017
12
Y Combinator Companies▲454
Interactive list of all 1000+ YC companies
2016
13
Startup School for Future Founders▲514
YC's free 6-week program for aspiring founders
2020
14
LookUp YC▲143
Ask questions and get advice from Y Combinator videos
2023
15
YC Application Optimizer▲140
Boost your app with AI trained on funded applications
2023
16YI
YC idea matcher – Submit an idea and get a list of similar YC companies▲36
This project uses semantic search, an advanced search technique that aims to understand the intent and context behind a search query instead of just matching keywords. It's built using Neon Postgres + pg_embedding and OpenAI for generating embeddings. More details can be found in the repo https://github.com/neondatabase/yc-idea-matcher
2023 · yc-idea-matcher.vercel.app
17HU
How Useless Are You? A brutally honest skills check▲27
We built this to answer "am I a fit for this role?" after noticing how hard it is to get honest feedback when applying to a YC startup or something else entirely. It's a custom 5-minute challenge that roasts you after. Added a leaderboard for those who want to see how they stack up. Roast us below.
Oct 2025 · howuselessareyou.com
18
YC has it▲219
Describe your problem, get the YC startup that solves it
Jul 2026 · ychasit.com
19
Work at a Startup - from Y Combinator▲179
One common application for hundreds of top engineering jobs.
2018
20
ExploreYC ▲168
Your data layer for Y Combinator's startup ecosystem
May 2026 · exploreyc.com
21AS
A site for YC rejection stories▲19
Got rejected from YC a few times, so I built a site to collect lessons, reflections, and what people would do differently next time. Thought it could be helpful since most founders apply more than once anyway :) Hope it's helpful: https://ycrejection.com/
2025 · ycrejection.com
22
YC Students▲181
Browse student jobs & internships at Y Combinator companies
2019
23
YC Interview Bot▲93
Practice YC interviews with a bot
2020
24
YC-Tips▲107
The easy way to implement Y combinator's principles
2023

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