If you run a UK accounting or bookkeeping practice, choosing practice management software is one of the biggest operational decisions you will make. The right platform saves your team hours of admin, keeps deadlines visible and gives every client the same professional experience.
With MTD for Income Tax rolling out, identity verification now in place at Companies House and client expectations rising, the stakes are higher than they were even two years ago. This comparison looks at seven platforms used by UK practices so you can see which one fits your practice, your team size and your budget.
A note before we start: this guide is published by Engager, so we have put ourselves first. For the other six platforms we have stuck to what their own websites and public listings say as of October 2026. Features and prices change, so check the details with each provider before you decide.
Quick guide: 7 practice management platforms for UK accountants
- Engager: the all-in-one choice for UK accounting and bookkeeping practices of every size, priced by number of clients with unlimited users
- TaxDome: a portal-led platform for practices that put client-facing document workflows first
- Karbon: workflow automation with email triage, suited to larger, process-driven teams
- BrightManager: a UK-built platform with MTD for Income Tax services, formerly AccountancyManager
- Pixie: a flat-fee workflow tool with unlimited users
- IRIS Elements Practice Management: CRM, workflow and a client portal, formerly Senta
- Glide: UK-built workflow and staff scheduling, often used alongside CCH and Digita
How we compared them
We looked at each platform through the needs of a working UK practice rather than a feature checklist:
- UK compliance fit: does it connect to HMRC and Companies House, and support MTD workflows?
- Onboarding and engagement letters: how quickly can a new client go from enquiry to a signed letter, with AML checks and a portal ready to go?
- Task and deadline management: can you see what is due, who is responsible and what is waiting on a client, without asking around the office?
- Switching effort: how long does moving across take, and what help is available?
- Pricing transparency: is the cost clear from the start, or do extra users, modules or features add to it later?
- Software connections: does it work with Xero, QuickBooks, FreeAgent and your tax software?
1. Engager: best overall for UK accountants and bookkeepers
Engager was built by accountants who were tired of copying client details between disconnected tools and chasing engagement letters by post. It brings proposals, engagement letters, onboarding, task management, client communication and billing into one place, and it is part of the TaxCalc family rather than a bolt-on from a third party.
Over 2,000 UK firms use Engager. It connects with TaxCalc for compliance work, with two-way client data sync, and with Xero, QuickBooks, FreeAgent, HMRC and Companies House. Your data is hosted in the UK, the platform is Cyber Essentials certified, and every plan includes every feature and unlimited users.
“Quoting, job tracking and onboarding are now super efficient. We save hours, but more importantly, we don’t miss deadlines and we have a set way of doing everything.”
Jason Holden, Holden Associates
“The jump to Engager has stopped us using spreadsheets and extra pieces of software, because we can now fully trust the practice management software that all of our deadlines are going to be met.”
Rob Milner, Neon Numbers
Engager is priced by the number of clients you look after rather than the number of people on your team, so adding partners, managers or trainees costs nothing extra. The 28-day free trial needs no card details, and most firms are up and running within a few weeks.
Engager features
- Engagement letters: choose the services and fees, and the letter builds itself from your templates. The client signs online with built-in e-signature.
- Pricing tool: your own pricing formulas suggest a fee for each service, so quotes stay consistent across the team.
- Task management: break services into jobs and phases, assign them and track progress on a visual board, with checklists built in.
- Branded client portal: clients upload documents, sign letters and see what you need from them in a secure, practice-branded space.
- Automated emails: reminders go out as deadlines approach or records are overdue, so you spend less time chasing.
- Connections to UK tools: TaxCalc, Xero, QuickBooks and FreeAgent, plus HMRC agent authorisation, Companies House data and AML checks through Xama and Armalytix.
Engager pros and cons
| Pros | Cons |
|---|---|
| Priced by number of clients, with unlimited users and every feature on every plan | Two-way Xero sync is an optional add-on at £4 a month |
| Connects with TaxCalc, with two-way client data sync | SMS messages are charged separately |
| 28-day free trial with no card details, and most firms are up and running within a few weeks | The mobile app is for your clients; your team works in the browser |
2. TaxDome: a portal-led option for document-heavy practices
TaxDome combines a client portal and mobile app with document storage, e-signatures, secure messaging, workflow automation, billing and CRM under one login. Since December 2023 it has also included proposals and engagement letters. TaxDome is used internationally and has a growing UK user base.
TaxDome features
- Client portal and mobile app: clients access documents, sign and message the practice through a branded portal.
- Proposals and engagement letters: templates that fill in client details, with payment and e-signature in the same flow.
- Workflow automation: ready-made workflow templates with automated reminders and status changes.
TaxDome pros and cons
| Pros | Cons |
|---|---|
| Portal, e-signatures, billing and engagement letters in one place | Priced per user, so costs rise as your team grows |
| Mobile app for clients | Built for an international market, so check UK-specific connections such as HMRC and Companies House |
3. Karbon: workflow and email triage for larger teams
Karbon is built around shared email and workflow. Teams sort, assign and reply to client emails inside the platform, and workflow templates automate recurring work. It has a Companies House integration that can update work deadlines from confirmation statement and accounts due dates. In October 2026 Karbon made Engagements, its proposals and engagement letters feature, generally available.
Karbon features
- Email triage: client emails are assigned and tracked against clients and jobs.
- Workflow templates: recurring work, dependencies and automations defined once and reused.
- Engagements: proposals and engagement letters connected to work and billing.
Karbon pros and cons
| Pros | Cons |
|---|---|
| Email management built into the workflow | Priced per user, with higher tiers for more advanced features |
| Workflow templates with dependencies and automations | Engagements is a newer feature, launched in October 2026 |
| Companies House deadline sync | An international product, so check how well it fits UK compliance work |
4. BrightManager: UK-built with MTD for Income Tax services
BrightManager, previously AccountancyManager, is built for UK accounting practices, bookkeepers and payroll bureaus. It covers client onboarding with engagement letters and e-signatures, task management and Companies House deadline tracking. For MTD for Income Tax it offers quarterly filing and final declaration services.
BrightManager features
- MTD for Income Tax services: support for quarterly updates and the final declaration.
- Client onboarding: engagement letters and e-signatures as part of taking on a client.
- Deadline tracking: Companies House dates pulled into client records.
BrightManager pros and cons
| Pros | Cons |
|---|---|
| UK-built with Companies House deadline tracking | The white-labelled client portal is a paid add-on |
| MTD for Income Tax services included | Plans are based on team size, so check how costs change as you grow |
5. Pixie: flat-fee workflow with unlimited users
Pixie offers workflow automation, client records and a document portal for a flat monthly fee based on how many clients you have, with unlimited users. It connects with Companies House, Xero, Gmail and Outlook. Proposals are handled through integrations such as GoProposal rather than a built-in engagement letter tool.
Pixie features
- Flat-fee pricing: one monthly price for the practice, whatever the team size.
- Workflow automation: recurring jobs and tasks set up once for each type of work.
- Companies House connection: client data and filing dates brought in automatically.
Pixie pros and cons
| Pros | Cons |
|---|---|
| Flat monthly fee with unlimited users | Engagement letters and proposals rely on separate tools such as GoProposal |
| Simple to pick up for small teams | Fewer built-in client onboarding features than all-in-one platforms |
6. IRIS Elements Practice Management (formerly Senta)
Senta was acquired by IRIS Software Group in 2021 and is now sold as IRIS Elements Practice Management. It provides CRM, workflow automation, automated email and SMS, a client portal and e-signature support for UK accounting and bookkeeping practices. Proposals and engagement letters come through IRIS Elements Proposal Manager, a separate product priced per proposal or on an annual plan.
IRIS Elements Practice Management features
- Automation: rules send emails and SMS, chase documents and update job statuses.
- Client portal: secure document exchange with e-signature support.
- Part of IRIS Elements: sits alongside other IRIS Elements products.
IRIS Elements Practice Management pros and cons
| Pros | Cons |
|---|---|
| Wide range of automated client communication | Priced per user, so costs rise as your team grows |
| Client portal with e-signature support | Proposals and engagement letters are a separate product with its own pricing |
7. Glide: workflow and staff scheduling for larger UK practices
Glide is a UK-built practice management system focused on workflow. Its staff scheduler lets you drag client work into free time slots, and it includes time and fees tracking. It works alongside CCH and Digita, and offers a client portal and e-signing through an integration with MyDocSafe.
Glide features
- Workflow management: jobs tracked through configurable workflows at practice and individual level.
- Staff scheduler: drag-and-drop planning of team workloads.
- Time and fees: time tracking with client profitability reporting.
Glide pros and cons
| Pros | Cons |
|---|---|
| Strong staff scheduling and resourcing | Client portal and e-signing come through a third-party integration |
| Works alongside CCH and Digita | Workflows take time to configure before the system pays off |
Comparison table
| Platform | Pricing based on | Unlimited users included | Engagement letters |
|---|---|---|---|
| Engager | Number of clients | Yes | Built in |
| TaxDome | Users | No | Built in |
| Karbon | Users | No | Built in (from October 2026) |
| BrightManager | Team size | No | Built in |
| Pixie | Number of clients | Yes | Through integrations |
| IRIS Elements Practice Management | Users | No | Separate product |
| Glide | Check with Glide | Check with Glide | Check with Glide |
Correct at the time of writing (October 2026), based on each provider’s website and public listings. Check current details with each provider.
What should you look for in UK practice management software?
The right platform depends on where your practice is today and where you want it to be in two years. A sole practitioner with 50 clients has different priorities from a 30-person team looking after 2,000 clients.
Start with the problems that cost you the most time right now. If engagement letters and onboarding are the bottleneck, look for a platform that takes a client from enquiry to signed letter without retyping anything. If your team spends hours chasing documents, look for automated reminders and a client portal that does the chasing for you.
UK compliance fit matters more than ever. With MTD for Income Tax expanding to more of your clients from April 2027, your software should handle HMRC connections and Companies House dates without manual setup. For a fuller checklist, read what to look for in practice management software in 2026.
How do you switch practice management software without losing momentum?
Switching can feel daunting, especially if your client data lives in spreadsheets or a system you have outgrown. The key is choosing a provider that handles the move with you, not one that hands you a CSV template and wishes you luck.
Look for a structured import that brings your clients, services and deadlines across, and ask about training and setup help. With Engager, we import your clients and services for you, run free live training sessions every week, and certified implementers are on hand if you want someone to set it all up with you. Most firms are up and running within a few weeks, and you can read how other practices did it in our switching stories.
Use the trial with your real work. Add some real clients, set up your recurring services and involve your team. That is the only reliable way to know whether a tool fits your practice before you commit.
Why Engager is our pick for UK accountants
Engager gives you proposals, engagement letters, onboarding, task management, client communication and billing in one connected platform. Because it is part of the TaxCalc family, your compliance work in TaxCalc and your practice operations in Engager share client data without duplicate entry.
What sets Engager apart is what comes as standard. Every plan includes unlimited users, a branded client portal, e-signature, time tracking and the full feature set. There are no tiers to unlock and no per-user charges, so your team can grow without your software bill growing with it. See pricing.
“When we started growing and getting freelancers and employees in, we really needed that visibility, which is what Engager gave us.”
Grace Hardy, Hardy Accounting
Over 2,000 UK firms use Engager, and it is rated 4.6 on Trustpilot. If your practice is ready to replace disconnected tools with one system, the 28-day free trial is the simplest way to find out. No card details are needed.
FAQs about practice management software for UK accountants
What is practice management software for accountants?
Practice management software runs the operational side of an accounting or bookkeeping practice. Engager, for example, covers proposals, engagement letters, client onboarding, task tracking, communication and billing in one platform. It replaces the spreadsheets, emails and separate tools most practices outgrow.
Is Engager suitable for small practices?
Yes. Engager starts from £9 +VAT a month, priced by number of clients, with every feature and unlimited users included. Sole practitioners and small teams use it to automate engagement letters, manage deadlines and keep client communication in one place.
Can I switch to Engager from another platform?
Yes. Thousands of firms have moved to Engager from other systems and from spreadsheets. We import your clients and services, and certified implementers are available if you want hands-on help with the setup.
Does Engager connect with Xero, QuickBooks or FreeAgent?
Yes. Engager connects with Xero, QuickBooks and FreeAgent, and two-way client sync with Xero is available for £4 a month. It also connects with TaxCalc, with HMRC for agent authorisation and with Companies House for company data and filing deadlines.
How does Engager’s pricing work?
Engager charges by the number of clients your practice looks after, not the number of people on your team. Every plan includes unlimited users, the full feature set and a branded client portal, so you can add team members at any time without changing your subscription.
