FlashSign.app
Dead-easy interactive quotes that sell extras and get accepted without sales calls.
Dead-easy interactive quotes that sell extras and get accepted without sales calls.
This page is designed to help you find out whether FlashSign.app is good and if it is the right choice for you.
FlashSign is quoting software for solo freelancers and small agencies that want a faster client decision without learning a complex quote builder.
Upload a logo once, reuse saved clients and services, and send one live quote link by email, WhatsApp or SMS. Clients can choose optional extras and accept from any device, with no account needed.
FlashSign records the acceptance, selected extras and final total, then lets you convert the accepted quote into an invoice and add your own payment link or bank details.
It costs £12 per month or £120 per year, includes a seven-day free trial with no credit card, and takes no transaction fee.
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Auto Quote Generator
Rather than scrolling through a list of endless templates, just fill in your quote info and FlashSign will generate your quote automatically in under 60 seconds.
Quote Customisation
Customise your quote to meet your style.
Auto Branding
Your quotes are automatically bearded with your logo colours and accents.
Never Retype Again
FlashSign saves all your clients, products and service information so creating a quote is super fast and error free.
Optional Add-ons
Increase your sales without selling! Include add-ons to your quotes your clients can toggle on/off and see the quote total change live. When given this option stats show clients spend more!
Interactive Sales Pages
Share your quotes to clients with interactive live sales pages, instead of boring static PDF files.
One-Click Quote Acceptance
No more days of back and forth emails between you and your clients. Your clients hit the 'Accept' button and the work is locked-in.
Digital Signatures
Upon acceptance, your quote is digitally signed and legally binding.
Alerts and Notifications
Get notified when a quote or invoice had any activity on it.
Quote to Invoice Conversion
Once the job is done, convert your approved quote to an invoice in one click.
No Transaction Fees
Add any transaction provide to your invoice and accept fast payments. FlashSign takes ZERO commission on invoices payments.
Your Own Dashboard
Manage all your clients and document from a single easy to use dashboard accessible from anywhere and via any device.
Most quoting tools focus on creating documents. FlashSign focuses on helping freelancers and small agencies win more work while spending less time on admin. Instead of static PDF quotes that get lost in inboxes, FlashSign creates beautiful interactive quotes clients can view online, accept in one click, and instantly convert into professional invoices—without recreating anything. Everything from quotes and invoices to clients and products is managed in one simple platform.
FlashSign is built specifically for freelancers and small agencies who need to work fast, look professional and spend more time on billable work instead of administration. Unlike many enterprise-focused proposal tools, FlashSign keeps the entire quote-to-invoice process simple, intuitive and affordable. You can create branded interactive quotes in minutes, know when clients engage with them, convert accepted quotes into invoices with a click, and manage everything from one place.
FlashSign is designed for freelancers, consultants, creatives, agencies and service-based businesses that regularly send quotes and invoices. It's ideal for web designers, developers, marketers, photographers, videographers, consultants and anyone who wants to replace slow, static PDF workflows with a faster, more professional client experience.
FlashSign was created after seeing how much time freelancers waste creating quotes, chasing clients, manually recreating invoices and managing scattered documents. Traditional PDF quotes create unnecessary friction for both businesses and their clients. FlashSign was built to simplify the entire workflow—from the first quote to the final invoice—helping independent businesses spend less time on admin and more time growing their business.
FlashSign is built using a modern cloud-native technology stack including React, TypeScript, Tailwind CSS and Supabase, providing a fast, secure and responsive experience across desktop, tablet and mobile devices. The platform is continuously improved with a focus on performance, security and ease of use.
FlashSign is currently used by freelancers, consultants and small agencies across a wide range of industries. As an independent SaaS focused on service businesses, we're growing our customer base and working closely with early users to continually improve the platform.
We have collected here some useful links to help you find out if FlashSign.app is good.
Check the traffic stats of FlashSign.app on SimilarWeb. The key metrics to look for are: monthly visits, average visit duration, pages per visit, and traffic by country. Moreoever, check the traffic sources. For example "Direct" traffic is a good sign.
Check the "Domain Rating" of FlashSign.app on Ahrefs. The domain rating is a measure of the strength of a website's backlink profile on a scale from 0 to 100. It shows the strength of FlashSign.app's backlink profile compared to the other websites. In most cases a domain rating of 60+ is considered good and 70+ is considered very good.
Check the "Domain Authority" of FlashSign.app on MOZ. A website's domain authority (DA) is a search engine ranking score that predicts how well a website will rank on search engine result pages (SERPs). It is based on a 100-point logarithmic scale, with higher scores corresponding to a greater likelihood of ranking. This is another useful metric to check if a website is good.
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