Tender search · Checked 31 October 2026
SupraBids alternative: Zephior vs SupraBids (2026)
Choose Zephior if you want free tender search and then the response written, with the buyer’s forms and template finished. Choose SupraBids if you bid on US federal and state, local and education contracts and only need search and alerts, from USD 29.90 a month for one user. SupraBids lists only an AI proposal outline, not a written proposal.
Choose Zephior if
A team that wants to find tenders for free and have Ziva draft the response, fill the buyer’s forms and assemble the package.
Choose SupraBids if
A US supplier that wants cheap, fast alerts for SLED and SAM.gov bids and writes its proposals itself.
At a glance
Zephior and SupraBids, fact by fact.
Every SupraBids entry links to its source and shows when we checked it. Where we could not find a published fact, we left the row out.
| Fact | Zephior | SupraBids |
|---|---|---|
| Price model | ZephiorOne published price per project. You choose how many new projects you open each month. | SupraBidsThree monthly plans; annual billing saves about 20%. SupraBids pricing(opens in a new tab) Checked 31 October 2026 |
| Published entry price | ZephiorCHF 500 (EUR 550, USD 650) per month for one project, falling to CHF 400 per project at 20 a month. Annual billing saves 10%. | SupraBidsBasic USD 29.90, Professional USD 99, Enterprise USD 299 a month. SupraBids pricing(opens in a new tab) Checked 31 October 2026 |
| Users included | ZephiorUnlimited users and unlimited company knowledge in every plan. | SupraBidsOne team member on Basic and Professional, up to 10 on Enterprise. SupraBids pricing(opens in a new tab) Checked 31 October 2026 |
| Minimum commitment | ZephiorMonthly or annual. A monthly plan runs month to month. | SupraBidsMonthly or annual; cancel anytime, with access to the end of the billing period. SupraBids pricing(opens in a new tab) Checked 31 October 2026 |
| Trying it first | ZephiorStart paid, with a first-month money-back right: ask for a refund within the first month and you get the full amount back. | SupraBidsNo trial described. Support can be contacted within 30 days if unsatisfied. SupraBids pricing(opens in a new tab) Checked 31 October 2026 |
| Public tender search | ZephiorYes. The public tender directory on zephior.com/tenders is free to browse, without an account. Ziva Intelligence, search and analysis for one country, is CHF 199 per month. | SupraBidsPaid. SAM.gov federal opportunities and bids from 90,000+ state, local and education agencies. SupraBids features(opens in a new tab)SupraBids pricing(opens in a new tab) Checked 31 October 2026 |
| Full proposal package | ZephiorYes. Proposal, forms, pricing sheet and presentation as finished Word, Excel, PowerPoint and PDF files. | SupraBidsNo. An AI proposal outline generator is listed; proposal writing is not described. SupraBids pricing(opens in a new tab) Checked 31 October 2026 |
Ziva prices exclude VAT. See current pricing for every plan and currency.
In their own words
Where SupraBids falls short.
Taken from SupraBids’s own pages and from public reviews, each with its source.
Search, not a bid
SupraBids finds and alerts on bids. Its only proposal feature is an outline generator.
SupraBids pricing(opens in a new tab)SupraBids features(opens in a new tab)One user below Enterprise
Basic and Professional include one team member. Sharing with colleagues needs the USD 299 Enterprise plan.
SupraBids pricing(opens in a new tab)US only
Coverage is US federal and state, local and education bids.
SupraBids features(opens in a new tab)
Where Zephior goes further
What changes for your bid team.
Free search, then the bid
The public tender directory on zephior.com/tenders is free to browse without an account. When a tender fits, Ziva reads the full tender package and drafts the response.
Qualification on the documents
Before you commit a team, Ziva reads the tender documents against what your company can prove and shows where you are strong, where you are exposed and what only you can answer.
The submission files, finished
Ziva fills the buyer’s own Excel forms and price sheets, writes the proposal in their Word template and assembles the package as Word, Excel, PowerPoint and PDF files.
A bid team when you need one
Our Zelius bid team can take on a tender with you in the same workspace, scoped per bid.
What SupraBids does well
- Low published prices from USD 29.90 a month. SupraBids pricing(opens in a new tab)
- Plain-language AI search and cost estimates from historical awards. SupraBids features(opens in a new tab)
- Instant, daily or weekly alerts, with SMS on Enterprise. SupraBids features(opens in a new tab)SupraBids pricing(opens in a new tab)
Switching
Moving from SupraBids to Zephior.
- 1
Search the same market for free
Open zephior.com/tenders and search the countries and categories you monitor today. No account is needed to browse.
- 2
Take one tender into a bid
Pick a live tender, upload its documents and a few past bids into a Ziva project, and let Ziva qualify it and draft the response.
- 3
Measure the work left over
Measure what is left for your team: the forms, the price sheet and the proposal. That is where a bid is won or lost.
- 4
Decide on evidence
Each Ziva product has a first-month money-back right, so you can test it on a real bid before you change anything else.
Questions
Zephior vs SupraBids: straight answers.
Is Zephior’s tender search free?
Yes. The public tender directory on zephior.com/tenders is free to browse, without an account. SupraBids starts at USD 29.90 a month.
SupraBids pricing(opens in a new tab)Does SupraBids write proposals?
It lists an AI proposal outline generator. Ziva drafts the full response, fills the buyer’s forms and assembles the package.
SupraBids pricing(opens in a new tab)How many users are included?
SupraBids includes one user below Enterprise, which allows up to 10. Every Ziva plan includes unlimited users.
SupraBids pricing(opens in a new tab)Sources and method
We read SupraBids’s own website and, where noted, public review pages. Last full check: 31 October 2026. Review quotes are short excerpts from the named page. Zephior publishes this page and sells Ziva; our facts follow our published pricing and product pages. If anything about SupraBids has changed, tell us at hello@zephior.com and we will correct it.
Try it on a real bid
Bring a tender you know.
Compare what comes back.
Run a live tender, or one you submitted before, in your first month. If Ziva does not convince you, you get your money back.