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Sumocat vs Wave

Wave alternative for iPhone

Wave is free accounting and invoicing on the web for businesses in the US and Canada. Sumocat is an iPhone app for estimates, invoices, payments and expenses. Both have a free plan; they differ on bookkeeping, where you work and how card payments are priced.
Coming soon to the App StoreSee pricing
PROmarks a Sumocat Pro feature. Everything else is free.

Side by side

Sumocat and Wave, fact by fact

PriceSumocatFree app. Sumocat Pro $9.99 a month or $79.99 a year, Pro Plus $29.99 a month or $149.99 a yearWaveStarter is free. Wave Pro is $19 a month or $190 a year (checked Nov 15, 2026)
Free planSumocatNo caps on invoices, estimates or clientsWaveUnlimited estimates, invoices, bills and bookkeeping records on Starter
PlatformsSumocatiPhone (iOS 18 or later). Clients open documents in any browserWaveWeb, plus iPhone and Android apps, for businesses in the US and Canada
Works offlineSumocatYes, once you are signed in. Everything is saved on your phone firstWaveNot stated on their site
EstimatesSumocatDeposits and milestones are free. Clients accept online with ProWaveDeposits through estimates when you use their online payments
Card paymentsSumocatYour own Stripe account. Stripe’s usual fees, Sumocat takes no cutPROWaveWave Payments. Cards 2.9% + $0.60, Amex 3.4% + $0.60, bank payments 1% ($1 minimum). On Wave Pro the first 10 card payments a month skip the $0.60
Payment remindersSumocatOn the due date, then 3, 7 and 14 days afterPROWave3, 7 and 14 days after the due date, with Wave Pro or their online payments
Recurring invoicesSumocatAny schedule, sent automatically or saved as draftsPROWaveRecurring invoices with automatic card payments, with Wave Pro or their online payments
ExpensesSumocatFree when typed in. Receipt scanning on your phone and photo backup with ProWaveReceipt scanning included in Wave Pro, or a paid add on for Starter. Bank imports on Wave Pro
ReportsSumocatFree overview and a free tax year pack for your accountant. Detailed reports with CSV and PDF export in ProWaveAccounting reports like profit and loss on both plans
AISumocatConnect Claude or ChatGPT to read, draft and sendPRO PLUSWaveNot stated on their site
Pro is $9.99 a month or $79.99 a year. Pro Plus is $29.99 a month or $149.99 a year. The yearly plans start with a free week.Sumocat pricing

Fair to both

Who each one suits

Sumocat

Sumocat suits you if you quote and invoice from an iPhone, want deposits and milestone schedules on estimates for free, and want to keep working with no signal.

Wave

Wave suits you if you want free bookkeeping in a browser next to your invoicing, bank transactions imported into your books, payroll from the same company, or an Android app.

Checked on November 15, 2026

Everything about Wave on this page comes from its own website and App Store listing on that date. Prices and plans change, so check their site for the latest.

Questions

Something else? Write to support@sumocat.app.

Is Sumocat a good Wave alternative?

For invoices, estimates, payments and expenses from an iPhone, yes. Sumocat is not bookkeeping software: it has no bank feeds, bills or payroll. If you rely on Wave for your books, Sumocat would sit next to it rather than replace it.

Can I bring my Wave data into Sumocat?

Yes, for free. Export your data from Wave, then import the file in the Sumocat app to bring over your clients, invoices and payments. Running the import again never creates duplicates. Estimates, expenses and bills stay in Wave.

Does Sumocat work offline?

Yes. Once you are signed in, Sumocat saves everything on your phone first, so you can quote and invoice in a basement or on a rural job. It syncs when you are back online.

Is Sumocat free like Wave?

The app and its free plan are free, with no cap on invoices, estimates or clients. Sumocat Pro, at $9.99 a month or $79.99 a year, adds emailing documents, online payments, reminders and recurring invoices.

Send the invoice.
Get paid.

Coming soon to the App Store
  • Free to download
  • No caps on invoices
  • Works offline