Stop chasing clients for documents

    Client Reminder Software
    for Accountants

    Automated reminders for Self Assessment, VAT returns, and Corporation Tax deadlines. Your clients submit on time. You focus on the work that matters.

    No credit card required. Set up in under 5 minutes.

    70%
    Fewer late submissions
    98%
    SMS delivery rate
    5h+
    Saved per week
    4.8/5
    Accountant rating

    The January panic. Every year.

    Clients forget. Deadlines approach. You chase paperwork instead of doing billable work.

    Documents arrive late

    40% of clients submit documents after you've requested them. Self Assessment crunch time becomes unbearable.

    40%
    Late document submissions

    Hours lost chasing

    Phone calls, emails, follow-ups. Non-billable time that could be spent on actual accounting work.

    8-12h
    Lost per month chasing clients

    HMRC penalties

    Late Self Assessment filing costs clients at least £100. Late VAT returns mean surcharges. They blame you.

    £100+
    Minimum penalty per late return

    The UK tax calendar is relentless

    31 January
    Self Assessment online deadline
    Quarterly
    VAT return deadlines
    6 July
    P11D submission deadline
    9 months + 1 day
    Corporation Tax after year-end
    12+
    Major deadlines per client annually

    Automated reminders that actually get read

    SMS open rates exceed 98%. Set up reminder sequences once. Documents arrive on time. Every time.

    One system for every deadline

    Self Assessment sequences
    60, 30, 14, and 7 days before 31 January. Document checklist included. Clients know exactly what you need.
    VAT quarter reminders
    Automatic reminders based on each client's VAT quarter. MTD submissions made on time.
    Corporation Tax alerts
    Calculate 9 months + 1 day from year-end automatically. Accounts and CT600 reminder sequences.
    Companies House deadlines
    Confirmation statements and annual accounts filing. Automatic calculation from incorporation date.
    SMS Preview

    Hi Sarah, your Self Assessment deadline is 31 Jan.

    Please send by 15 Jan:

    - P60 from employer
    - Bank interest certificates
    - Dividend vouchers
    - Property income/expenses

    Upload: portal.smithaccounting.co.uk

    Smith & Co Accountants

    Delivered 9:15 AM
    98% open rate

    Right message. Right client. Right time.

    Segment clients by business type, VAT status, or custom criteria. Send only relevant reminders.

    Sole Traders

    Self Assessment focus. Simple record requirements. Payment on account reminders.

    • 31 January deadline
    • 31 July payment on account
    • VAT (if registered)

    Limited Companies

    Corporation Tax, annual accounts, confirmation statements. More deadlines to track.

    • CT600 + Corporation Tax
    • Annual accounts (9 months)
    • Confirmation statement
    • VAT quarters

    PAYE Employers

    Payroll deadlines, P11D submissions, P60 distribution reminders.

    • Monthly RTI submissions
    • P11D (6 July)
    • P60s (31 May)

    Set up once. Reminders run automatically.

    Import your client list. Configure deadlines. Remindlo handles the rest.

    1

    Import clients

    CSV upload or manual entry. Include business type, VAT status, year-end dates.

    2

    Create templates

    Write message templates for each deadline type. Include document checklists and portal links.

    3

    Set schedules

    Define reminder timing: 60, 30, 14, 7 days before. Different sequences for different deadlines.

    4

    Documents arrive

    Clients submit on time. You work without deadline panic. Track delivery in your dashboard.

    Why SMS beats email for deadline reminders

    Your carefully crafted email sits unread. SMS gets opened within 3 minutes.

    Metric
    SMS (Remindlo)
    Email
    Phone Call
    Open/Answer rate98%20-25%40-50%
    Response timeWithin 3 minutesHours to daysImmediate (if answered)
    Your time requiredZero (automated)Per-client effort5-15 min per client
    Scales to 100+ clients
    Documentation checklist

    Built for UK accounting practices

    Features designed around HMRC deadlines and UK compliance requirements.

    UK tax calendar

    Pre-configured templates for Self Assessment, VAT quarters, CT, PAYE, and Companies House deadlines.

    Client segmentation

    Group clients by business type, VAT status, or year-end date. Send targeted reminders.

    Document checklists

    Include specific document requirements in each reminder. Clients know exactly what to send.

    Bulk sending

    Send to hundreds of clients at once. Perfect for annual deadline reminders.

    Delivery tracking

    See which messages were delivered and opened. Follow up only where needed.

    GDPR compliant

    UK/EU data processing. Easy opt-out. Data export and deletion tools for compliance.

    Works with Google Calendar

    Already use Google Calendar for bookings? Connect it to Remindlo and every appointment with a phone number triggers an SMS reminder automatically. No extra steps.

    See how Google Calendar integration works →

    Pricing that scales with your practice

    Start free. Upgrade as your client base grows. No hidden fees.

    Simple, Transparent Pricing

    Start free, upgrade anytime. No contracts. No setup fees.

    Perfect to Start

    Free Plan

    £0
    forever
    • 10 SMS/month
    • Test the system
    • Email support
    • No credit card required
    Most Popular

    Starter Plan

    £19
    per month
    • 75 SMS/month
    • Unlimited emails
    • Contact import
    • Email support
    Bigger Volume

    Standard Plan

    £49
    per month
    • 250 SMS/month
    • Unlimited emails
    • Contact import
    • Priority support
    Start for free

    No credit card required • Annual plans available with savings

    Cost per client example

    With Standard plan (£49/month), sending 12 reminders per client annually:

    ~£0.40/client/year

    Less than the cost of one chasing phone call

    Trusted by UK accounting practices

    "January used to be chaos. Now clients submit their Self Assessment documents in December. Remindlo changed how we manage deadline season."

    JT
    James Thompson
    Thompson Accounting, Manchester

    "We have 200+ clients across different VAT quarters. Tracking manually was impossible. Remindlo automates everything. Saves us 10+ hours monthly."

    SP
    Sarah Patel
    Patel & Associates, Birmingham

    "Client penalties have dropped to nearly zero since we started using Remindlo. The ROI is obvious when clients aren't paying HMRC late fees."

    MW
    Michael Williams
    Williams Tax Services, Leeds

    Frequently asked questions

    Make next January your smoothest yet

    Start sending automated deadline reminders today. Clients submit on time. You work without panic.

    No credit card required. Set up in under 5 minutes. GDPR compliant.