Netcore Cloud offers up to $30,000 in platform credits, mentorship, investor access, and startup support. Startups must be under 3 years old, have raised under $15 million, not be existing customers, and show healthy traction.
How to claim: Claimed directly on Netcore Cloud's site
Conditions (5)
Your startup must have been operating for less than 3 years.
Your startup must have secured less than $15 million in funding.
Your startup must not already be a Netcore customer.
Your primary focus must be customer retention rather than acquisition.
Your startup should demonstrate healthy business traction and readiness to scale.
Resend gives YC startups $25,000 in credits for the current batch for 12 months, while YC alumni receive $15,000. The offer also includes a dedicated Slack channel with Resend founders and engineers.
Mux offers startups $500 in credits for its video infrastructure, with possible additional credits depending on investors. Applicants must be startups, not already Mux customers, and first-time recipients of Mux credits.
How to claim: Claimed directly on Mux's site
Conditions (3)
The offer is only for startups.
Applicants must not already be Mux customers.
Applicants must be first-time recipients of Mux credits.
Aircall offers startups discounted Professional phone plans with AI voice agent minutes. Year 1 includes an 84% discount, 3 user licenses, and 500 AI voice agent minutes. Eligibility requires fewer than 25 employees and VC or accelerator backing.
How to claim: Needs a referral from a partner VC, then apply on Aircall's site
Conditions (4)
The startup must have fewer than 25 employees.
The startup must be backed by a VC or accelerator.
The startup must have raised under $10M.
The company must not already be an Aircall customer.
ReachInbox offers startups up to 80% off its cold-email outreach plans, plus a free 1:1 strategy call. The license must be activated within 60 days of purchase and includes a 60-day money-back guarantee.
How to claim: Claimed directly on ReachInbox's site
Conditions (2)
Must activate the license within 60 days of purchase
tawk.to offers 50% off Hired Agent and partner benefits including up to 20% recurring commission on referred customers. Eligibility varies by partner tier and can require an active account, installed widget, or referral activity.
How to claim: Needs a referral from a partner VC, then apply on tawk.to's site
Conditions (4)
Affiliate tier requires an active tawk.to account.
Affiliate tier requires reviewing tawk.to academy videos.
Partner tier requires a tawk.to widget installed and branding visible on your website.
Trusted Partner tier requires 180 days as an active Partner and other referral activity requirements.
Slack offers 50% off for 3 months on an eligible monthly subscription purchased within 7 days of workspace creation. Annual and Enterprise+ plans are excluded.
How to claim: Claimed directly on Slack's site
Conditions not published by the source — check before applying.
Zendesk offers 20% off annual plans. Qualified early-stage startups can receive a 6-month Zendesk Suite trial for up to 50 agents, and some qualified startups can get up to 2 years free.
How to claim: Claimed directly on Zendesk's site
Conditions (2)
The program is for early-stage startups.
Startup benefits are limited to qualified startups.
Twilio Segment offers early stage companies a free account with trial credits, educational resources, and support from the Twilio team for challenges or specialized use cases.
How to claim: Claimed directly on Twilio Segment's site
Conditions (1)
The startup resources are intended for early-stage companies.
Twilio gives early stage companies a free account with trial credits, along with tutorials, documentation, videos, startup expertise, and support for specialized use cases.
Twilio offers early-stage companies a free account with trial credits, developer resources and access to its Startups team. No additional startup credits are currently offered.
How to claim: Claimed directly on SendGrid (Twilio)'s site
Conditions (1)
The resources are designed for early-stage companies.
Quo, formerly OpenPhone, provides startups and small businesses with local or toll-free North American phone numbers and lets them port existing numbers for free.
How to claim: Claimed directly on Quo (ex. OpenPhone)'s site
Conditions (1)
No hardware or contract required, includes unlimited calling/texting in the US & Canada, and a 30-day money-back guarantee or cancellation anytime
Postmark offers startup-focused email delivery with a free trial and customer success support. Applicants must not have received external venture capital funding and must apply through the official Bootstrapper Form.
How to claim: Claimed directly on Postmark's site
Conditions (1)
Startup must not have received external venture capital funding and must apply via the official Postmark Bootstrapper Form
Plivo offers startup credits with no credit card required and direct access to a Plivo engineer. Applicants need a Plivo account, a registered email, and must select a partner fund.
How to claim: Claimed directly on Plivo's site
Conditions (1)
A Plivo account is required to claim startup credits.
MSG91 offers new users messaging credits for 6 months, including 25,000 SMS credits per month, email, WhatsApp sessions, and OTP verification. A private-domain email is required.
How to claim: Claimed directly on MSG91's site
Conditions (2)
The startup must be a new MSG91 user.
Registration must use a private-domain email; Gmail, Yahoo, and Outlook addresses are automatically rejected.
KrispCall gives qualifying startups unlimited access to its features for 6 months for up to 5 users, though calling credit charges still apply. Companies must be new subscribers, have fewer than 50 employees, and join through an accelerator or incubator.
How to claim: Needs a referral from a partner VC, then apply on KrispCall's site
Conditions (3)
You must be a new KrispCall subscriber; prior or current paid users are ineligible.
Your company must have fewer than 50 employees.
You must be engaged in a startup accelerator or incubator initiative.
Exotel offers eligible Indian startups INR 6000 of SMS and calls free for six months, plus one virtual landline number and two user licenses. Applicants must meet the stated launch, funding or DPIIT, and billing requirements.
How to claim: Claimed directly on Exotel's site
Conditions (3)
Must be an Indian startup launched in 2020 or after.
Deskwoot gives eligible startups 6 months of Enterprise free, valued at $720, with support, automation, AI features, SSO, and more. Companies must have been founded within the last 6 months and provide proof of the founding date.
How to claim: Claimed directly on Deskwoot's site
Conditions (4)
The company must have been founded within the last 6 months.
The company must provide an official founding document showing its incorporation or registration date.
The work email should use the company's domain so Deskwoot can verify it against the founding document.
Customer.io offers eligible new customers up to 12 months free with up to 30,000 customer profiles. Businesses must have raised less than $10 million, never used Customer.io, and use properly obtained contact lists.
How to claim: Claimed directly on Customer.io's site
Conditions (3)
Your business must have raised less than $10 million in total funding.
Contact lists must be obtained through standard methods, not purchased.
Your business must never have been a Customer.io customer.
Close offers a 14-day free trial with free migration and support and no credit card required. A paid subscription is required after the trial, and some workflows, dialing, call minutes, and SMS cost extra or require higher plans.
How to claim: Claimed directly on Close's site
Conditions (2)
Requires a paid subscription after the 14-day trial
advanced multi-channel workflows and Power Dialers are restricted to the Growth plan and above, with call minutes/SMS incurring extra costs
CallHippo provides startups with 1000 free business phone minutes. Eligible companies must have fewer than 50 employees, external funding, and no previous CallHippo account.
How to claim: Claimed directly on CallHippo's site
Conditions (3)
Must be a first-time CallHippo user.
Must have fewer than 50 employees.
Must have raised external funding, including Angel, Pre-seed, Seed, Series A, or Series B.
AgentMail offers its full Startup tier free for three months with no credit card required. Eligible companies must be early-stage startups building with AI agents, have raised between $500K and $10M, and be new customers.
How to claim: Needs a referral from a partner VC, then apply on AgentMail's site
Conditions (4)
Must be an early-stage startup building with AI agents.
Must have raised between $500K and $10M in funding.
Must not currently be an AgentMail customer or have been one previously.
Applications are reviewed individually based on fit.
Vonage offers 15% cashback for new account signups, including 15% lifetime cashback on all plans. It provides a cloud business phone system with US calling, mobile and desktop apps, and developer APIs.
