FINANCE
Stigg moves its entitlements and credit checks inside agent orchestrators and gateways.
Alternatives · finance tools
Invoice Ninja alternatives
The best Invoice Ninja alternatives in finance tools, ranked by Sparkpulse's velocity_score.
Updated Nov 13, 2026
Looking for the best alternatives to Invoice Ninja? Sparkpulse tracks and ranks 12 alternatives in finance tools by shipping velocity — how frequently each ships meaningful updates, verified from official changelogs. For reference, Invoice Ninja shipped 0 meaningful updates in the last 30 days and carries a velocity score of 5.0 out of 10 in 2026. The alternatives below are ranked the same way, so you're comparing real release momentum, not marketing claims.
About Invoice Ninja
Invoice Ninja adds OIDC auto-login while rebuilding its Stripe plumbing
Invoice Ninja ships v5.13 patch releases every few days. October's substance is payments and auth: Stripe moved to the 2025.basil API as a minimum with webhook upgrades, offline payment sync was finished, GoCardless, Razorpay and Braintree got fixes or upgrades, and OIDC gained auto-login and labelling. Several API fixes were found while building new mobile apps.
Velocity 5.0 · Last update 11d ago
Top 12 alternatives to Invoice Ninja
Ranked by recent ship velocity. Tap any card for the full editorial breakdown, or pivot to a head-to-head.
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LNbits 1.7.1 follows the urgent 1.7.0 fix by rotating auth keys.
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Kolleno is stretching from collections software toward the whole cash cycle.
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Purchasely puts its Management API in the terminal and in AI coding agents
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QuickBooks now proposes chart-of-accounts fixes and waits for approval before touching the books.
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Firefly III keeps tagging develop builds daily, still with no release notes.
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Shift4 Venue Q4-R2 is on canary venues now, with global release set for November 17.
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Payhawk adds SWIFT payment tracking and a DualEntry ledger sync as ERP coverage widens
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TaxDome Pipelines now remember your filters, and long task names stop getting cut off.
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Zoho Billing turns its reports toward churn and line-item revenue.
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SolidInvoice 3.1.3 patches payment settling and clears 12 Symfony advisories.
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Adapty lets one paywall flow personalise itself with the app's own user data
Invoice Ninja vs alternatives — shipping velocity at a glance
Velocity score (0–10) and meaningful releases shipped in the last 30 days, from official changelogs. Higher = shipping faster.
| Product | Velocity | Sparks · 30d | Focus areas | Latest release |
|---|---|---|---|---|
| Invoice Ninja (baseline) | 5.0 | 0 | invoicingpayment-gatewaysstripe-api | — |
| Stigg | 7.5 | 1 | monetizationai-agentsentitlements | Stigg's New Pricing Is Now Generally Available |
| LNbits | 6.3 | 1 | lightning-networksecurity-hardeningbolt12 | LNbits 1.7.0: urgent security fix plus 2FA and on-chain wallets |
| Kolleno | 6.3 | 1 | accounts-receivablecollectionscash-forecasting | Match Payments Automatically, Track AP Portals, and Forecast Your Cash |
| Purchasely | 6.3 | 1 | mobilesubscriptionspaywalls | Purchasely CLI beta with an AI coding agent plugin |
| Intuit Intelligence | 6.3 | 1 | chart-of-accountsaccountant-toolsapproval-workflows | Clean up the chart of accounts when you take on a new client |
| Firefly III | 5.0 | 0 | personal financeself-hostedpre-release | — |
| Shift4 | 5.0 | 0 | point of salehospitalitystaged rollout | — |
| Payhawk | 5.0 | 0 | spend-managementerp-integrationpayments | — |
| TaxDome | 5.0 | 0 | accountingpractice-managementworkflow | — |
| Zoho Billing | 5.0 | 0 | billingsubscriptionsreporting | — |
| SolidInvoice | 5.0 | 0 | invoicingself-hostedsecurity-patches | — |
| Adapty | 5.0 | 0 | monetizationpaywallsflow-builder | — |
The 12 best Invoice Ninja alternatives, in depth
1. Stigg · velocity 7.5
Stigg moves its entitlements and credit checks inside agent orchestrators and gateways.
Over the last 30 days Stigg shipped 1 meaningful update vs Invoice Ninja's 0, most recently “Stigg's New Pricing Is Now Generally Available”. Its velocity score of 7.5/10 blends that with longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, Stigg focuses on monetization, ai agents and entitlements.
Over the last 30 days Stigg has been shipping faster than Invoice Ninja — a point in its favour if release momentum matters to you.
2. LNbits · velocity 6.3
LNbits 1.7.1 follows the urgent 1.7.0 fix by rotating auth keys.
Over the last 30 days LNbits shipped 1 meaningful update vs Invoice Ninja's 0, most recently “LNbits 1.7.0: urgent security fix plus 2FA and on-chain wallets”. Its velocity score of 6.3/10 blends that with longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, LNbits focuses on lightning network, security hardening and bolt12.
Over the last 30 days LNbits has been shipping faster than Invoice Ninja — a point in its favour if release momentum matters to you.
Full LNbits trajectory → · Compare Invoice Ninja vs LNbits →
3. Kolleno · velocity 6.3
Kolleno is stretching from collections software toward the whole cash cycle.
Over the last 30 days Kolleno shipped 1 meaningful update vs Invoice Ninja's 0, most recently “Match Payments Automatically, Track AP Portals, and Forecast Your Cash”. Its velocity score of 6.3/10 blends that with longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, Kolleno focuses on accounts receivable, collections and cash forecasting.
Over the last 30 days Kolleno has been shipping faster than Invoice Ninja — a point in its favour if release momentum matters to you.
Full Kolleno trajectory → · Compare Invoice Ninja vs Kolleno →
4. Purchasely · velocity 6.3
Purchasely puts its Management API in the terminal and in AI coding agents.
Over the last 30 days Purchasely shipped 1 meaningful update vs Invoice Ninja's 0, most recently “Purchasely CLI beta with an AI coding agent plugin”. Its velocity score of 6.3/10 blends that with longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, Purchasely focuses on mobile, subscriptions and paywalls.
Over the last 30 days Purchasely has been shipping faster than Invoice Ninja — a point in its favour if release momentum matters to you.
Full Purchasely trajectory → · Compare Invoice Ninja vs Purchasely →
5. Intuit Intelligence · velocity 6.3
QuickBooks now proposes chart-of-accounts fixes and waits for approval before touching the books.
Over the last 30 days Intuit Intelligence shipped 1 meaningful update vs Invoice Ninja's 0, most recently “Clean up the chart of accounts when you take on a new client”. Its velocity score of 6.3/10 blends that with longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, Intuit Intelligence focuses on chart of accounts, accountant tools and approval workflows.
Over the last 30 days Intuit Intelligence has been shipping faster than Invoice Ninja — a point in its favour if release momentum matters to you.
Full Intuit Intelligence trajectory → · Compare Invoice Ninja vs Intuit Intelligence →
6. Firefly III · velocity 5.0
Firefly III keeps tagging develop builds daily, still with no release notes.
Its velocity score of 5.0/10 reflects longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, Firefly III focuses on personal finance, self hosted and pre release.
Firefly III and Invoice Ninja have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
Full Firefly III trajectory → · Compare Invoice Ninja vs Firefly III →
7. Shift4 · velocity 5.0
Shift4 Venue Q4-R2 is on canary venues now, with global release set for November 17.
Its velocity score of 5.0/10 reflects longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, Shift4 focuses on point of sale, hospitality and staged rollout.
Shift4 and Invoice Ninja have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
Full Shift4 trajectory → · Compare Invoice Ninja vs Shift4 →
8. Payhawk · velocity 5.0
Payhawk adds SWIFT payment tracking and a DualEntry ledger sync as ERP coverage widens.
Its velocity score of 5.0/10 reflects longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, Payhawk focuses on spend management, erp integration and payments.
Payhawk and Invoice Ninja have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
Full Payhawk trajectory → · Compare Invoice Ninja vs Payhawk →
9. TaxDome · velocity 5.0
TaxDome Pipelines now remember your filters, and long task names stop getting cut off.
Its velocity score of 5.0/10 reflects longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, TaxDome focuses on accounting, practice management and workflow.
TaxDome and Invoice Ninja have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
Full TaxDome trajectory → · Compare Invoice Ninja vs TaxDome →
10. Zoho Billing · velocity 5.0
Zoho Billing turns its reports toward churn and line-item revenue.
Its velocity score of 5.0/10 reflects longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, Zoho Billing focuses on billing, subscriptions and reporting.
Zoho Billing and Invoice Ninja have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
Full Zoho Billing trajectory → · Compare Invoice Ninja vs Zoho Billing →
11. SolidInvoice · velocity 5.0
SolidInvoice 3.1.3 patches payment settling and clears 12 Symfony advisories.
Its velocity score of 5.0/10 reflects longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, SolidInvoice focuses on invoicing, self hosted and security patches.
SolidInvoice and Invoice Ninja have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
Full SolidInvoice trajectory → · Compare Invoice Ninja vs SolidInvoice →
12. Adapty · velocity 5.0
Adapty lets one paywall flow personalise itself with the app's own user data.
Its velocity score of 5.0/10 reflects longer-term release cadence.
Where Invoice Ninja leans on invoicing, payment gateways and stripe api, Adapty focuses on monetization, paywalls and flow builder.
Adapty and Invoice Ninja have shipped at a similar pace over the last 30 days, so the decision comes down to fit and feature depth.
Full Adapty trajectory → · Compare Invoice Ninja vs Adapty →
Frequently asked questions
What are the best alternatives to Invoice Ninja?
The top Invoice Ninja alternatives we currently track in finance tools are Stigg, LNbits, Kolleno, Purchasely, Intuit Intelligence, ranked by recent ship velocity.
How is this list of Invoice Ninja alternatives ranked?
Alternatives are ranked by Sparkpulse's velocity_score — release cadence + 30-day spark count + sector-relative ship rate.
Can I compare Invoice Ninja directly with one of these alternatives?
Yes — every card has a "Compare with Invoice Ninja" link to a side-by-side /compare page.