
Buffer
Hootsuite
Ayrshare
Postproxy
Later
Postiz
Publer
Social Media API for developers. Post to TikTok, Instagram, YouTube, Facebook & 19 more platforms with one API call. MCP server for Claude/ChatGPT, white-label for SaaS. 70k+ users.

StartupSubmit.app
ListingBott
SubmitSaaS
SubmitRank
Submit Juice
LaunchDirectories
AI Directories
Get your startup submitted to 500+ quality directories starting at $25. Plus check your Domain Authority score with our free DA checker.

Which is more popular?
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | upload-post.com | submitwell.com |
| Pricing | ||
| Platforms | — | |
| Company | Startup from Spain · 1 - 9 employees · 2025 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


Upload-Post is a social media API that lets developers post to TikTok, Instagram, YouTube, Facebook, X (Twitter), LinkedIn, Pinterest, Threads and more with a single API call. Built for SaaS platforms, agencies, and developers who need reliable multi-platform publishing without managing...
SubmitWell is a done-for-you startup directory submission service built for founders who want real backlinks and domain authority growth without spending days manually filling out submission forms. Every submission is completed by hand no bots, no automated scripts by a real team member who reads...
What each product offers, as listed by its team.


An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Upload-Post and SubmitWell.
Upload-Post's answer
SubmitWell's answer:
Startup founders, SaaS companies, AI tools, and technology businesses launching a new product who want a done-for-you directory submission service without spending hours researching directories, creating accounts, and managing submissions themselves.
Upload-Post's answer
Upload-Post is the only API that lets you post to 10+ social platforms with a single endpoint. No need to integrate TikTok, Instagram, YouTube, and Facebook APIs separately — one call handles everything. We also offer true white-label: your users connect their accounts directly, so you never touch their credentials.
SubmitWell's answer:
SubmitWell is a manual, done-for-you directory submission service for startups, SaaS products, AI tools, and technology businesses. Every submission is completed by hand — no bots, no bulk automation — across 100+ curated, DR-ranked directories. Each order includes a guaranteed Domain Rating (DR) increase, verified via Ahrefs, plus a full completion report with live submission URLs and screenshots proving the listing is public.
Upload-Post's answer
SubmitWell's answer:
Most directory submission tools either automate submissions — which gets flagged and rejected by many directories — or hand you a raw list and leave the work to you. SubmitWell does the manual submission work itself and backs it with a guaranteed, verifiable DR outcome and screenshot proof for every directory, so you're paying for a completed, confirmed result rather than a list or a bot run.
Upload-Post's answer
We were building a SaaS and needed to post to multiple social platforms. Integrating each API separately was painful — different auth flows, formats, rate limits, and constant breaking changes. So we built Upload-Post to solve it once. Now thousands of developers use it to skip the headache and ship faster.
SubmitWell's answer:
SubmitWell was built around a simple observation: manually submitting a startup to 50-200 directories is tedious and easy to do badly, and most existing services either spam-submit with bots or just sell a list and leave the rest to you. SubmitWell was built to do the manual work properly and prove it — every order ships with a guaranteed DR increase and full evidence of completion. It's grown to 100+ completed orders since launch.
SubmitWell's answer:
Share your experience with using Upload-Post and SubmitWell. For example, how are they different and which one is better?
When comparing Upload-Post and SubmitWell, you can also consider the following products.

Buffer makes it super easy to share any page you're reading. Keep your Buffer topped up and we automagically share them for you through the day.
Compare Buffer to Upload-Post or SubmitWell:

Startup directory submission service for SaaS, AI, software, and technology companies. Get listed on relevant directories to build visibility, backlinks, and online presence.
Compare StartupSubmit.app to Upload-Post or SubmitWell:

Enhance your social media management with Hootsuite, the leading social media dashboard. Manage multiple networks and profiles and measure your campaign results.
Compare Hootsuite to Upload-Post or SubmitWell:

ListingBott is a website directory submission service for teams that want real distribution coverage without running the work through a messy spreadsheet, a freelancer queue, or a blast-style bulk tool.
Compare ListingBott to Upload-Post or SubmitWell:

Powerful APIs that enable you to send social media posts effortlessly. Post and manage your users social account via an API.
Compare Ayrshare to Upload-Post or SubmitWell:

Submit to 100+ directories and boost your SaaS today
Compare SubmitSaaS to Upload-Post or SubmitWell: