America's Seed Fund (SBIR/STTR) vs Startup SG Founder (2026): Which Is Better for Startups?
Both are startup grants. Here is how America's Seed Fund (SBIR/STTR) and Startup SG Founder compare on what a startup gets, who qualifies and how to apply, and which one we would pick.
America's Seed Fund (SBIR/STTR)
Equity-free US federal R&D awards from 11 agencies, from proof of concept (Phase I) to prototype (Phase II).
8.5 /10
Pricing: Up to $2.2M in credits & perks
Pros
- Equity-free, large awards up to about $2.15 million in Phase II
- Eleven agencies and many topics to choose from
- Reauthorised through September 2031
Cons
- Long, formal proposals with low success rates
- Agencies are still restarting solicitations after the 2025-26 lapse
Startup SG Founder
S$20,000-S$50,000 (up to about $38,500) grant, matched 1:1 by your capital, plus mentoring for first-time founders.
7.0 /10
Pricing: Up to $38.5k in credits & perks
Pros
- Grant plus hands-on mentoring
- Matching can partly come from a SAFE or note
- Open all year
Cons
- Needs an AMP recommendation
- Only for Singapore citizens and PRs, first-time founders
America's Seed Fund (SBIR/STTR) vs Startup SG Founder at a glance
| America's Seed Fund (SBIR/STTR) | Startup SG Founder | |
|---|---|---|
| Editor score | 8.5 / 10 | 7.0 / 10 |
| Pricing model | Free | Free |
| What you get | Up to $2.2M in credits & perks | Up to $38.5k in credits & perks |
| Who qualifies | US for-profit small business, under 500 employees, majority owned and controlled by US citizens or permanent residents; R&D done in the US; STTR needs a research-institution partner. | Singapore citizens/PRs; first applicant a full-time first-time founder; company under 6 months old when approaching the AMP, 51%+ local ownership, 1:1 matching capital. |
| Partner code needed | No | Yes |
| Steps it helps with | raise funding, claim startup credits | raise funding, claim startup credits |
| Who it is for | Pre-seed, Seed stage, Bootstrapped, AI startups, Climate & energy, Health & bio | Pre-seed, Solo founders, Any stage |
| Reader upvotes | 0 | 0 |
| Best for | sbir, sttr, non-dilutive | singapore, enterprise singapore, founder grant |
Our pick
America's Seed Fund (SBIR/STTR) edges it with a score of 8.5 versus 7.0. America's Seed Fund (SBIR/STTR) is the better fit if you value: equity-free, large awards up to about $2.15 million in phase ii, eleven agencies and many topics to choose from. Choose Startup SG Founder instead if you need: grant plus hands-on mentoring, matching can partly come from a safe or note. Many startups can claim both: see credits by value.
Other startup grants to consider
Full ranking →NSF SBIR/STTR (America's Seed Fund powered by NSF) 🎁 ProgramFree
Up to $2 million of zero-equity seed funding from NSF for deep-tech startups, starting with a short Project Pitch.
EIC Accelerator 🎁 ProgramFree
Grant of up to EUR 2.5 million (about $2.9 million) for deep-tech startups and SMEs, with optional EIC equity.
SR&ED Tax Incentive (Canada) 🎁 ProgramFree
Refundable 35% R&D tax credit for Canadian-controlled private corporations on up to C$6 million of R&D a year.
R&D Tax Incentive (Australia) 🎁 ProgramFree
Refundable R&D tax offset of your company tax rate plus 18.5% for Australian companies with turnover under A$20 million.