KashFlow vs Notion
A detailed, side-by-side comparison of KashFlow and Notion. We compare features, pricing, ease of use, and value for money to help you make the right choice in 2026.
Reviewed by the Ikaroa team · Last updated: March 2026
Quick Verdict
Notion edges ahead overall with a rating of 4.4/5. However, KashFlow (3.7/5) may be the better fit if you prioritise UK small businesses wanting simple, affordable accounting with integrated payroll. Read on for the full breakdown.
KashFlow vs Notion at a Glance
KashFlow
★ 3.7KashFlow is a UK-built accounting software designed specifically for UK small businesses. It handles invoicing, expenses, bank feeds, payroll, and VAT returns with a focus on simplicity and HMRC compliance. Now part of the IRIS Software Group, it remains a solid choice for UK businesses wanting straightforward accounting.
Starting from: £8/month
Best for: UK small businesses wanting simple, affordable accounting with integrated payroll
Read full review →Notion
★ 4.4Notion is a flexible workspace for notes, wikis, and databases. While not a traditional CRM, many teams build custom CRM systems using its database features.
Starting from: £0/month
Best for: Teams wanting a flexible workspace that can be moulded into a custom CRM
Read full review →KashFlow vs Notion Feature Comparison
Here is how KashFlow and Notion compare across the features that matter most. We have tested both platforms extensively across client implementations.
| Feature | KashFlow | Notion |
|---|---|---|
| Free Plan Available | No | Yes |
| Starting Price | £8/month | £0/month |
| Best For | UK small businesses wanting simple, affordable accounting with integrated payroll | Teams wanting a flexible workspace that can be moulded into a custom CRM |
| Our Rating | 3.7/5 | 4.4/5 |
| Mobile App | Limited | Yes |
| Email Marketing | No | No |
| Automation | Limited | Limited |
| Reporting | Yes | Basic |
| Integrations | Limited | Extensive |
| API Access | Limited | Yes |
| Ikaroa Exclusive Discount | N/A | N/A |
KashFlow vs Notion Pricing
Pricing is often the deciding factor. Here is a full breakdown of what each platform charges at every tier:
KashFlow Pricing
Starter
£8/month
- ✓Invoicing
- ✓Expense tracking
- ✓Bank feeds
- ✓VAT returns
Business
£16/month
- ✓Everything in Starter
- ✓Multi-currency
- ✓Purchase orders
- ✓Recurring invoices
Business + Payroll
£22/month
- ✓Everything in Business
- ✓Payroll
- ✓RTI submissions
- ✓Auto-enrolment
Notion Pricing
Free
£0/month
- ✓Unlimited pages
- ✓7-day page history
- ✓10 guests
Plus
£7/user/month
- ✓Everything in Free
- ✓Unlimited file uploads
- ✓30-day page history
- ✓100 guests
Business
£12/user/month
- ✓Everything in Plus
- ✓SAML SSO
- ✓90-day page history
- ✓250 guests
Enterprise
Custom
- ✓Everything in Business
- ✓Advanced security
- ✓Audit log
- ✓Unlimited page history
Not sure which to pick?
Our team has implemented both KashFlow and Notion for clients. We can help you decide based on your specific needs.
KashFlow Pros and Cons
✓Pros
- •Built specifically for UK businesses
- •Payroll included on top tier (great value)
- •Simple, no-nonsense interface
- •HMRC Making Tax Digital compliant
- •Affordable compared to QuickBooks and Xero
✗Cons
- •Limited integrations compared to Xero
- •Interface is dated compared to modern tools
- •No mobile app available
- •Smaller user community
- •Limited customisation options
Notion Pros and Cons
✓Pros
- •Extremely flexible and customisable
- •Beautiful, clean interface
- •Combine docs, databases, and wikis
- •Active template community
- •Good free plan
✗Cons
- •Not a dedicated CRM (requires building your own)
- •No automation without third-party tools
- •No email integration by default
- •Can become slow with large databases
- •Learning curve for advanced features
Our Verdict: KashFlow vs Notion
Both KashFlow and Notion are solid options, but they serve different needs. Having implemented both for multiple clients, here is our recommendation:
Choose KashFlow if you need UK small businesses wanting simple, affordable accounting with integrated payroll. With a starting price of £8/month and a rating of 3.7/5, it offers built specifically for uk businesses.
Choose Notion if you need Teams wanting a flexible workspace that can be moulded into a custom CRM. Starting at £0/month with a 4.4/5 rating, it excels at extremely flexible and customisable.
Still not sure? Talk to the Ikaroa team. We have helped hundreds of businesses make this exact decision, and we are happy to point you in the right direction.
🎁 Get either product at a discount through Ikaroa Partners
Consider Open Doors Instead
Why choose between KashFlow and Notion? Open Doors gives you the best features of both in one platform, for less. It is an all-in-one CRM with email marketing, SMS, funnels, booking, invoicing, automation, and more, starting at just £97/month with unlimited contacts.
Need implementation help?
Ikaroa can set up KashFlow or Notion for your business, migrate your data, and train your team. We have done it dozens of times.
Free consultation. No obligation.