Invoice Guru vs SoloTools

Side-by-side comparison to help you choose the right product.

Invoice Guru creates HMRC-compliant invoices for UK tradespeople in under 60 seconds.

Last updated: February 28, 2026

SoloTools instantly creates polished client proposals with AI in seconds.

Last updated: March 4, 2026

Visual Comparison

Invoice Guru

Invoice Guru screenshot

SoloTools

SoloTools screenshot

Feature Comparison

Invoice Guru

Lightning-Fast 60-Second Invoicing

Create and send a complete, professional invoice from your phone in less than a minute. Simply enter client details and items; the app automatically adds your logo, VAT, payment terms, and due dates. This mobile-first design is built for on-the-spot invoicing the moment a job is done, eliminating delays and getting you paid quicker.

AI-Powered OCR Receipt Scanner

Eliminate manual data entry forever. Simply snap a photo of any paper receipt, and Invoice Guru's intelligent AI instantly reads all the details—vendor, date, amount, tax—and saves it as a perfectly categorized expense entry. This feature saves hours of admin time each week and keeps your expense tracking flawless and up-to-date.

Smart Bank Integration & Payment Tracking

Connect your business bank account securely for real-time financial clarity. Invoice Guru automatically matches incoming bank transactions with your unpaid invoices, showing you instantly which clients have paid and which are overdue. This seamless reconciliation turns payment tracking from a weekly chore into an automated, effortless process.

Future-Proof Tax Compliance (MTD, KSeF)

Invoice Guru is engineered for compliance from the ground up. It is fully ready for evolving regulations like the UK's Making Tax Digital (MTD) for VAT submissions and Poland's KSeF e-invoicing system. This built-in readiness ensures your business stays compliant without needing to learn new software or risk penalties, giving you long-term peace of mind.

SoloTools

AI-Powered Proposal Generation

This is the core engine of SoloTools. Go from a few basic inputs to a fully-structured proposal in about 12 seconds. The AI doesn't just fill templates; it intelligently writes persuasive executive summaries, detailed scope breakdowns, professional pricing tables, and tailored terms specific to your project type, ensuring every proposal is unique and client-ready.

AI Section-Level Editing & Refinement

Maintain full creative control with intelligent editing commands. For any section of your generated proposal, you can instruct the AI to "Make more persuasive," "Make shorter," "Make more detailed," or "Rewrite in formal tone." This allows for rapid, precise refinement without starting from scratch, ensuring the final document perfectly matches your voice and goals.

Complete Client Workflow & E-Signatures

Manage the entire proposal lifecycle within SoloTools. Send proposals directly to clients via email with a personalized message, track real-time view notifications, and collect legally-binding e-signatures where clients can draw their signature directly on the document. Set expiry dates for urgency and automate follow-up reminders to eliminate awkward chasing.

Proposal Analytics & Tracking

Gain valuable insights into your business performance. Track your conversion funnel from sent to viewed to accepted/declined. See your win rate, average close time, and total proposal value. Get instant email alerts the moment a client opens your proposal for the first time, enabling perfectly timed follow-ups to increase your close rate.

Use Cases

Invoice Guru

On-Site Job Completion for Tradespeople

A plumber finishes a repair at a client's home. Before packing up their tools, they open Invoice Guru on their phone, select the client from their list, add the service items, and hit send. The professional invoice lands in the client's email within 60 seconds, facilitating immediate payment discussion and dramatically speeding up cash flow directly from the job site.

Efficient Expense Management for Small Businesses

A freelance graphic designer collects receipts from software subscriptions, client lunches, and office supplies throughout the month. Instead of a dreaded receipt pile, they use Invoice Guru's OCR scanner to instantly digitize and categorize each one. Come tax season, all expenses are perfectly organized and ready for their accountant, saving countless hours of manual logging.

Automated Payment Follow-Ups for Solopreneurs

A solo cleaner sends invoices but often has to chase payments manually. With Invoice Guru's Pro plan, the system automatically sends polite payment reminders for overdue invoices. This ensures consistent cash flow without the awkwardness of personal follow-up calls, allowing the business owner to focus entirely on serving their next client.

International Service Provision for Contractors

A UK-based IT consultant takes on a client in Germany. Using Invoice Guru, they easily generate an invoice in Euros, with all amounts and dates formatted correctly for the local market. The multi-currency and multi-language support allows them to present a perfectly professional, localized invoice, streamlining international business without complication.

SoloTools

Freelance Web Designers & Developers

Quickly generate detailed proposals for website redesigns or development projects. The AI can include technical scopes, phased timelines (like Discovery, UI/UX, Development), and professional investment tables. Track client engagement on proposals and secure e-signatures fast to move from discussion to project kickoff in record time.

Independent Marketing & SEO Consultants

Create compelling proposals for marketing campaigns, SEO audits, or content strategy packages. Use the AI to craft persuasive executive summaries that focus on ROI and business outcomes. Leverage the analytics to see which service offerings get the most views and approvals, refining your pitches based on real data.

Solo Business & Strategy Consultants

Impress high-value clients with professionally structured project proposals for business analysis, process improvement, or strategic planning. Utilize the AI's ability to write in a formal, persuasive tone and the smart pricing suggestions to ensure your rates are competitive and justified by the detailed scope provided.

Creative Freelancers (Writers, Designers, Video Editors)

Streamline proposal creation for creative projects like branding, video production, or copywriting packages. Input the project scope and budget, and in seconds have a proposal that outlines deliverables, revisions, and usage rights. The shareable link and PDF export make it easy to present polished proposals to creative agencies or direct clients.

Pricing Comparison

Invoice Guru

Invoice Guru offers simple, transparent pricing with a free plan and two powerful paid tiers. All paid plans are available at a 20% discount with annual billing.

Starter Plan: Free Forever. Includes up to 10 invoices, PDF download, and bank transfer payment details. Perfect for trying the service.

Basic Plan: €9.99/month. Ideal for growing businesses. Includes unlimited invoices & quotes, client management, 7 PDF templates, multi-currency support, custom branding, expense tracking, and e-invoicing capabilities.

Pro Plan: €14.99/month. The most popular choice for full automation. Includes everything in Basic, plus bank integration & reconciliation, AI receipt scanning (OCR), automatic payment reminders, Stripe & QR code payments, MTD VAT UK submission, recurring invoices, and advanced AI reports. A Job Survey/Trades module is available as an add-on for €6.99/month.

SoloTools

SoloTools offers a simple, two-tier pricing model. The Free plan allows users to create 3 proposals per month with core AI generation and sharing features. The Pro plan unlocks unlimited proposals, custom branding options (like adding your logo), proposal view analytics to track client engagement, and advanced workflow features like auto follow-up reminders. You can start for free without a credit card and upgrade anytime to unlock the full suite of time-saving tools.

Overview

About Invoice Guru

Invoice Guru is the definitive, mobile-first invoicing solution engineered for speed and built for the real world of tradespeople and small service businesses. Born from the firsthand experience of a tradesperson, it shatters the old model of clunky, desktop-bound admin. This tool is laser-focused on getting you paid faster by letting you create, send, and track professional, fully compliant invoices directly from your smartphone in under 60 seconds. It's the essential financial companion for plumbers, electricians, builders, cleaners, and freelancers across the UK and Europe who need to manage their business from any job site without slowing down. Beyond lightning-fast invoicing, Invoice Guru automates your entire financial workflow. It integrates with your bank to track payments automatically, uses AI-powered OCR to scan and digitize receipts in a snap, and sends smart reminders for overdue invoices. Critically, it's built future-proof, with compliance for regulations like UK Making Tax Digital (MTD) and Poland's KSeF ready to go, ensuring you never need to switch tools as your business or the rules evolve. Stop wasting evenings on paperwork. With Invoice Guru, you reclaim your time and accelerate your cash flow.

About SoloTools

SoloTools is the lightning-fast AI proposal generator built for freelancers and independent consultants who need to win clients, not waste time. It transforms the tedious, hours-long process of drafting proposals into a task that takes about 30 seconds. You simply input core project details like the client name, project type, budget, and scope notes. In roughly 12 seconds, the powerful AI engine crafts a complete, polished, and client-ready proposal document. This includes a compelling executive summary, a detailed scope of work, professional itemized pricing, a clear project timeline, and standard terms and conditions. It's designed for busy solo professionals who want to appear more professional, save countless hours, and close deals faster. Beyond generation, SoloTools streamlines the entire client workflow: send proposals directly via email, track when they're viewed, and collect legally-binding e-signatures, all from one dashboard. With a forever-free plan offering 3 proposals per month, it's the fastest way to elevate your proposal game from blank page to signed contract.

Frequently Asked Questions

Invoice Guru FAQ

Is Invoice Guru compliant with UK Making Tax Digital (MTD)?

Yes, absolutely. Invoice Guru is built with future-proof compliance at its core. The software is fully ready for HMRC's Making Tax Digital (MTD) requirements for VAT. Subscribers on the Pro plan can submit their VAT returns directly to HMRC through the app, ensuring complete compliance and eliminating the need for separate MTD software.

Can I use Invoice Guru for free?

Yes. Invoice Guru offers a Free Forever Starter Plan. This plan allows you to create and download up to 10 invoices as PDFs, giving you a full-featured way to test the platform's speed and core invoicing capabilities at no cost. For unlimited invoices and advanced features like bank integration and AI tools, you can upgrade to the affordable Basic or Pro plans.

How does the AI receipt scanner work?

The OCR (Optical Character Recognition) receipt scanner uses advanced AI to read text from photos. You simply take a picture of your paper receipt within the Invoice Guru app. The AI instantly extracts key details like the vendor name, date, total amount, and tax, then creates a digital expense entry automatically. It's designed for total accuracy and massive time savings.

Does Invoice Guru support businesses outside the UK?

Yes. While engineered with UK tradespeople in mind, Invoice Guru is built for a European market. It supports multi-currency invoicing, over 12 languages, and local date formats. It also includes specific compliance features for other regions, such as Poland's KSeF e-invoicing system, making it a versatile tool for service businesses operating internationally.

SoloTools FAQ

How long does it take to generate a proposal?

From the moment you input your basic project details, SoloTools' AI generates a complete, polished proposal in approximately 12 seconds. The entire process, from a blank screen to a review-ready document, takes about 30 seconds of your time.

Is there a free plan?

Yes. SoloTools offers a completely free plan that allows you to create and send up to 3 proposals every month. It includes core features like AI generation, PDF download, and shareable links. No credit card is required to start, and you can cancel anytime.

How does the AI editing work?

You can edit any section of your generated proposal using simple text commands. Click on a section (like the Executive Summary) and you'll see options like "Make more persuasive" or "Make shorter." The AI will instantly rewrite that specific section according to your instruction, allowing for fast, targeted refinements.

Are the e-signatures legally binding?

Yes, the e-signatures collected through SoloTools are legally binding. The platform provides a clear audit trail showing the client's drawn signature, the date and time of signing, and the final accepted proposal document, which serves as a valid agreement between you and your client.

Alternatives

Invoice Guru Alternatives

Invoice Guru is a mobile-first invoicing app built for speed, designed specifically for UK tradespeople and service businesses. It creates HMRC-compliant invoices in under 60 seconds, directly from your phone, and automates the entire workflow from receipt scanning to payment tracking. Users often explore alternatives for various reasons. This could be due to budget constraints, a need for different feature sets like advanced project management, or a preference for a desktop-centric platform. Some businesses may also require specific integrations that their current setup demands. When evaluating other options, focus on core needs. Prioritize genuine mobile efficiency, compliance readiness for regulations like MTD, and automation that truly saves time. The right tool should match your on-the-go workflow, not add more admin.

SoloTools Alternatives

SoloTools is an AI-powered proposal generator in the business and finance category, built to help freelancers and consultants create client-ready documents in seconds. Users often seek alternatives for various reasons, such as needing different pricing models, more advanced features, integration with other platforms, or simply exploring other options in a competitive market. When evaluating other tools, key factors to consider include the core AI capabilities for generating quality content, the flexibility to edit and customize outputs, and the availability of professional features like branding and analytics. Your choice should ultimately align with your specific workflow needs, budget, and the level of polish you require to win more business efficiently.

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