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It's a split decision.
Choose Invoice Simple for estimates, payment collection, and a lower annual-billed price: Essentials is $5.83 per month equivalent, but caps invoices at three monthly. QuickBooks Online fits users who need bookkeeping beyond invoicing; its free tier allows two invoices monthly, while paid plans add users and features at higher prices. Compare the caps before switching: Invoice Simple's higher tiers reach unlimited invoices, while QuickBooks adds payment-processing and other fees.
01Side by side
| Invoice Simple | QuickBooks Online | |
|---|---|---|
| Starting price | $5.83/month annual; $6.99 monthly | Paid: $17.92/month annual; $20 monthly |
| Free plan | No free plan; 14-day trial | Free tier: 1 user, 1 bank, 2 invoices monthly |
| Best for | Small businesses focused on invoicing | Self-employed people and businesses needing accounting |
| Core strength | Estimates, invoices, payment collection, reminders | Bookkeeping, inventory, projects, financial visibility |
| Learning curve | Ease-of-use review score: 7 | Ease-of-use review score: 4 |
| Integrations/data | Payment options listed; integration limits not published | Connected-bank and sales-channel caps published |
| Team/seat costs | User limits and seat costs not published | Paid plans include 1–5 billable users |
| Support | Support review score: 3 | Support review score: 5 |
Invoice Simple Choose Invoice Simple if
- Choose Invoice Simple if estimates and invoices are your priority.
- Choose Invoice Simple if three monthly invoices fit your needs.
- Choose Invoice Simple if you want listed payment options and reminders.
QuickBooks Online Choose QuickBooks Online if
- Choose QuickBooks Online if you need bookkeeping beyond invoicing.
- Choose QuickBooks Online if a free, capped tier suits your needs.
- Choose QuickBooks Online if you need more users or inventory tracking.
02Pricing compared
Invoice Simple is cheaper if you pay annually: Essentials costs $69.99 per year, or $5.83 per month equivalent, and allows three invoices a month. Monthly billing is $6.99. Plus costs $14.99 monthly or $149.99 yearly and caps invoices at 10 a month. Premium costs $21.99 monthly or $219.99 yearly and allows unlimited invoices. All three plans include a 14-day free trial, according to the published pricing details.
QuickBooks Online has a free plan with one user, one connected bank account, and up to two invoices monthly. Paid plans start at $20 monthly for Solopreneur ($215 yearly) and $38 monthly for Simple Start. Essentials is $85 monthly; Plus is $140. A 30-day trial is listed. Payment-processing fees and other add-ons can raise costs; listed processing fees range from 1% to 3.5% on some plans. Annual pricing for paid plans other than Solopreneur is not published.
03Features and depth
Invoice Simple centers on estimates, invoices, and collecting payment. It lets businesses convert approved estimates into invoices, accept card, ACH, PayPal, Venmo, mobile-wallet, and Tap to Pay payments, and set recurring invoices with autopay. Digital signatures, automatic reminders and receipts, payment tracking, revenue reports, and bookkeeping are also listed. Plan caps matter: Essentials allows three invoices monthly, Plus 10, and Premium has no stated invoice cap.
QuickBooks Online is positioned as a broader financial platform, rather than just an invoicing tool. Its plan details include bookkeeping-related limits and features: connected bank accounts, chart-of-accounts entries, billable users, expense and mileage tracking, and, on Plus, FIFO inventory and project profitability tracking. The homepage also describes using QuickBooks with Muse from Meta to manage invoices, get paid, and see business insights. QuickBooks’ free plan is limited to two invoices a month; Solopreneur includes unlimited invoices. For bookkeeping beyond billing, QuickBooks has more explicitly listed accounting depth. For straightforward estimates and payment collection, Invoice Simple is the more focused fit.
04Ease of use and learning curve
The published reviews score Invoice Simple higher for ease of use (7) than QuickBooks Online (4), but those scores are not a substitute for a trial. Invoice Simple’s stated focus—estimates, invoices, and payments—may mean less to learn if those are your main tasks. It offers mobile and web apps, according to the product description.
QuickBooks covers more financial work, and its plan details include user, account, and feature limits to understand before choosing. That wider scope may suit a business that needs bookkeeping alongside invoicing, but it also means checking which tier includes the functions you need. QuickBooks lists a 30-day trial; Invoice Simple lists 14 days. Compare your actual monthly invoice volume and bookkeeping needs before switching.
Questions people ask
Why do CPAs not like QuickBooks Online?
The published material does not establish why CPAs may dislike QuickBooks Online, so we would not treat that claim as settled. It does list plan limits and add-on costs, including payment-processing fees on some tiers. Ask your accountant which features and workflows they need before changing software.
Is Invoice Simple a good app?
It may fit a small business that mainly needs estimates, invoices, and payment collection. Our review scores it 6.2 overall and 7 for ease of use, but flags invoice caps on lower plans and reported account disputes. Essentials allows three invoices monthly; Premium allows unlimited invoices.
What are people replacing QuickBooks with?
The published sources do not name products people are switching to, so we can’t identify a leading replacement from this material. Invoice Simple is an option to compare if invoicing is the priority, but its focus and plan caps differ from QuickBooks’ broader bookkeeping features.
Why are people leaving QuickBooks?
The published sources do not document why customers leave QuickBooks. They do show reasons a buyer might review costs before renewing: paid plans start at $20 monthly, some features cost extra, and processing fees apply on several tiers. Those details alone do not prove why users switch.