Comparisons
Who you should actually buy
Four comparisons, each written the same way: what the other product is genuinely good at, first and without hedging. Then its published pricing, the complaints its own users have documented, and a plain answer on who should pick which. Every claim links to the page it came from, and several of these comparisons end by telling you to buy the other one.
Duebay vs Upflow
Upflow is a "Financial Relationship Management" platform for B2B accounts receivable: automated multi-channel reminders, live AR dashboards with DSO and CEI, a branded payment portal, and AI cash application, aimed at funded companies with a finance team.
Choose Upflow if
Choose Upflow if you are a funded, multi-person finance team on NetSuite or Sage Intacct, you want cash application and a full payment portal, and a sales-led purchase at a four-figure annual price is normal procurement for you. It is a genuinely capable mid-market product.
Duebay vs Chaser
Chaser is an established receivables platform with the widest channel set in the SMB category: email, SMS, auto-calls, physical letters and a payment portal, plus credit monitoring, payment plans and an in-house debt collection add-on.
Choose Chaser if
Choose Chaser if you need channels we simply do not have: SMS, automated calls, physical letters, or a debt-collection handoff, and your invoice volume justifies £199+ every month. For a business collecting from hundreds of slow payers across channels, that toolkit is real.
Duebay vs Kolleno
Kolleno is an AI-positioned AR platform: collections workflows with AI follow-ups, cash application, an AI payment portal, credit and risk detection, disputes and e-invoicing, sold per-user to companies above stated turnover minimums.
Choose Kolleno if
Choose Kolleno if you clear their gates comfortably: €1M+ turnover, a finance team that will use cash application, risk scoring and dispute workflows daily, and a preference for one AI-branded platform over assembling pieces. The reviews from teams in that bracket are excellent.
Duebay vs Paidnice
Paidnice is AR automation for Xero and QuickBooks Online small businesses: late fees and interest as the headline specialty, reminders from your own domain, automated statements, escalations and payment plans. Of everyone in the category, they are philosophically closest to us: self-serve, published pricing, SMB-first.
Choose Paidnice if
Choose Paidnice if you live in Xero or QuickBooks Online and want fees, statements and reminders applied inside that stack, with SMS and postal letters available. They have earned their reputation: the award and the 82 five-star Xero reviews are real, and their own-domain sending is exactly right.
Every competitor fact on these pages is recorded in our research file with the URL it was verified against. Last verified 2026-07-18. Pricing moves, so check their site before deciding.
Or just try ours in the next five minutes
Import a CSV of open invoices and see your aging, your DSO and what each overdue invoice would be chased with. Free tier, no card, no demo call.