8 Best Plumbing Estimating Software

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Looking for the best-fit plumbing estimating software for your plumbing business? We heard you. Here is a list of the top 8 software solutions you could use as a plumbing contractor. We have compared these tools based on their features, ratings, pricing, and pros & cons to help you generate accurate quotations and do much more.

One of the most critical parts of being a plumbing contractor is cost estimation. If you underquote, you run into losses. And if you overestimate, you could lose the bid for the plumbing project.

That’s why many leading plumbing companies prefer using good estimating software for plumbers

But do you know what a plumbing estimating software is?
So, let’s describe it real quick.

What is Plumbing Estimating Software?

A plumbing estimating software helps create professional-looking bids for each of your projects in just a few clicks. And since it automates the calculation of estimated costs with timelines, the entire bidding process becomes smoother and more streamlined.

On top of that, it takes human errors out of the picture while ensuring complete accuracy and transparency in the overall material and labor cost projections.

Sounds great! But which is the best plumbing estimating software you should get for your business?

Let’s start with the list of our top 8 picks for plumbing estimating app to help you make the right choice.

8 Best Plumbing Estimating Software Comparison

Logo Plumbing Estimating Software User Rating Pricing
invoiceowl InvoiceOwl 5/5 Growth at $11.99/mo
stackct Stack 4.5/5 Start at $1,999/yr
joist Joist 4.1/5 Pro at $12/mo
zoho Zoho 4.6/5 Request pricing
Estimate Rocket Estimate Rocket 4.9/5 Request pricing
Freshbooks Freshbooks 4.5/5 Lite at about $6/mo
Invoice Simple Invoice Simple 4/5 Request pricing
Fergus Fergus 4.6/5 Basic at $27/mo/user
Plumbing Estimating Software User Rating Pricing
invoiceowl 5/5 Growth at $11.99/mo
stackct 4.5/5 Start at $1,999/yr
joist 4.1/5 Pro at $12/mo
zoho 4.6/5 Request pricing
Estimate Rocket 4.9/5 Request pricing
Freshbooks 4.5/5 Lite at about $6/mo
Invoice Simple 4/5 Request pricing
Fergus 4.6/5 Basic at $27/mo/user

Top 8 Plumbing Estimating Software For Plumbing Contractors

1. InvoiceOwl


As a subcontractor estimating software and invoicing software, InvoiceOwl, enables you to create professional estimates in a matter of mere moments. With its dedicated estimating mobile app, you can generate and send quotations right from your smartphone, no matter where you are. What’s more? You get notified whenever the clients open your quotes, saving you from those awkward follow-up calls.

The icing on the cake is how this software for plumbing contractors supports including documents and photos to your proposals. That way, your bid gets to easily stand out from the competition, making a strong impression on your clients.

You can also accurately itemize the estimated material and labor costs of the plumbing project with InvoiceOwl. That allows your prospects to have a clearer picture of their expenditure from a very initial phase.

Key Features:

  • Easily create customizable estimates and invoices
  • Quotations
  • Purchase orders
  • Credit memos
  • Client management
  • Real-time invoice tracking notification
  • Payments
  • Reports
  • Reviews
  • Easy-to-use interface
  • Customizable templates
  • Online payment support for upfront deposits & invoices
  • Anytime, anywhere access
  • Sending a proposal through SMS is not too smooth

InvoiceOwl Pricing: InvoiceOwl comes in two pricing plans named:

  • Growth that costs you $11.99 a month
  • Champion that costs $28.99 a month


Pro Tip

You can get the benefit of a 14-day FREE Trial to explore all the features!

Create Professional Plumbing Estimates On-the-go

InvoiceOwl helps you create accurate estimates that win you more jobs.



STACK’s estimating software for plumbing is meant to give your manual counting and measurement duties a break. Thanks to its powerful AutoCount feature, you can get item totals within seconds. Moreover, you can store and convert those details into a comprehensive estimate that includes multiple factors, such as labor, equipment, tax, and profit margin, hassle-freely.

What’s more interesting is the solution can determine the number of the plumbing fixtures, toilets, and sinks, for example, simply by searching for their symbols in your documents. It also simplifies projecting the quantities of fittings required for a particular project.

Apart from that, the software offers centralized storage for all your documents and proposals. That helps ensure your team is always aligned and using the right data for their respective work.

  • Customizable, easy-to-learn software
  • Remote access
  • Improved communication among teams
  • free support & training
  • Loading blueprints is troublesome when multiple users are on the same account
  • Limited features in the free plan
  • A bit expensive

Stack Pricing: Stack comes in two pricing plans named:

    • Start plan costs $1,999 a year
    • Grow plan costs $4,999 a year

3. Joist


Joist app is specifically designed keeping in mind the estimating needs of contractors. The software cuts down the process of creating and delivering your plumbing estimates from hours to mere minutes. You can save and select your most in-demand services in the system’s items catalog, which, in turn, simplifies and speeds up generating your future estimates. The software, that comes in with mobile accessibility, is simple enough to use for people with little to no tech knowledge.

To make things even smoother, Joist supports e-signature functionality, empowering your clients to sign estimates either online or in-person hassle-freely. Besides, you can customize estimated templates your way, duplicate them and attach contracts for a more centralized process.

  • User-friendly interface
  • Streamlined, faster estimating
  • Online/in-person client e-signatures
  • Remote access across devices
  • Limited features in the starter plan. For extensive functions, you have to upgrade to the platform’s paid plans

Joist Pricing: Joist comes in three pricing plans named:

    • Starter that costs you $0
    • Joist Pro that costs $12 per month
    • Joist Pro Elite that costs $29 a month

4. Zoho

With Zoho estimating software, sending professional quotes for your plumbing contracts becomes super smooth. There is a wide range of estimating templates to choose from. And you can customize each quote according to the distinct project requirements with ease. To make the estimates more comprehensive, Zoho allows you to include every piece of information that you find necessary, right from consumer notes to specific terms and conditions. Such attention to detail makes your estimates stand out, boosting your chance of winning the bid.

What’s more? It accelerates the approval process through its e-sign capability. Moreover, you can convert your estimates into a professional invoice with a simple click. Also, you can easily revisit previous records, including your estimated history, client interactions, and discounts offered.

  • Easy interface
  • Client portal
  • Ready, personalizable templates
  • Customer support

Zoho Pricing: Get in touch with the Zoho team.

5. Estimate Rocket

Estimate Rocket

The estimate builder of Estimate Rocket estimating software streamlines the process of creating easy-to-understand yet detailed estimates for you. Using this tool, developing estimates only takes a few minutes instead of the hours that goes into the conventional manual process loaded with documents. The system provides you with a variety of templates that you can tailor according to your brand. And as the system automates the complex calculations for you, your estimates turn more accurate minus the hassles.

Estimate Rocket allows you to get up and running in moments. You don’t have to go through the tedious software installation process or worry about downloading the latest updates. All you need to do is log into the platform, through any device of your preference, and begin working since this tool is available online.

  • Simple-to-navigate interface
  • Customer service
  • Hassle-free estimate generation
  • Uninterrupted access from anywhere across devices
  • Tracking can improve
  • The learning curve is subjective

Estimate Rocket Pricing: You can connect with the Estimate Rocket team for the pricing details of their plumbing estimating software. You can also opt for its free 30-day trial or ask the team for a tailored plan.

6. FreshBooks


FreshBooks, through its advanced estimating software, helps keep the guessing game at bay when it comes to forecasting total project costs. All it takes is a few clicks and the system furnishes a professional-looking, accurate estimate for you. Sharing these estimates with clients is also a hassle-free process since estimates can be sent over an email right from the platform. And your clients can approve and digitally sign the proposals with ease, which some of the Freshbook’s competitors don’t offer!

To make the entire process more streamlined and speedy, FreshBooks empowers you to monitor the estimated status. In fact, you can also review and reply to the clients about their request for modifications immediately. You also get to add discounts and profit margins, as well as turn your estimates into invoices with ease. The best part? FreshBooks enables you to charge clients in the currency you prefer.

  • Ease to use
  • Customer service
  • Remote access + Dedicated mobile app
  • Rich customization & invoice conversions
  • Lags sometimes

FreshBooks Pricing: The software offers four plans:

  • Lite at around $6 a month
  • Plus at about $10 a month
  • Premium at about $20 a month
  • Select at personalized pricing

It also offers a free trial for 30 days.

7. Invoice Simple

Invoice Simple

Generating professional estimates for your plumbing services from scratch becomes faster and smoother with Invoice Simple estimating tool. The platform provides plumbing contractors like you with ready-to-use estimate templates that you can fully personalize based on your unique brand guidelines and project requirements.

Using Invoice Simple, the complex task of calculating the sum of your material and labor costs, taxes, profit markups and final estimate pricing turns automatic. The platform also sends you updates when your clients receive and view your estimates so that you don’t keep waiting endlessly and can plan for further steps accordingly. That helps save you precious time, resources and efforts. Apart from that, you can easily convert these estimates into sleek invoices with a simple click, streamlining your payment operations.

  • Simple to use design
  • Customer support
  • Flexible & customizable
  • Ability to change currencies & languages
  • Limited estimate templates

Invoice Simple Pricing: You can get in touch with the Invoice Simple team to understand the pricing of their estimating software. Besides, you can opt to try the tool for free online to generate both your plumbing estimates and invoices.

8. Fergus


With the plumbing estimating software by Fergus, you can choose to generate a detailed itemized estimate or a quote with just an overview. The process of building a quote in both these cases, however, remains as simple. What’s more beneficial is that the system allows you to create an invoice or a purchase order merely with a click to accelerate your payments.

The software comes in with a Favorites Builder through which you can seamlessly group the labor and items you frequently use for recurring jobs. That way, you have a repeatable estimate which further speeds up your estimating process. You can change your markups and hassle-freely upload and pull pricing from your books, reducing the need to enter all the data again.

Using this software also enables you to create and track multiple versions of a quotation along with its status. The tool also keeps the history of the changes requested by clients.

  • Simple interface
  • Free training & support
  • Customizable
  • Accounting integration
  • Learning curve

Fergus Pricing: This plumbing estimating software comes in three plans:

    • Free (limited features)
    • Basic that costs you $27 per user/per month
    • Professional that costs you $40 a month/user

Ways Plumbing Estimating Software Simplifies Your Life

Below are some of the benefits you get with plumbing estimating software, but if you want to stand ahead of your competitors, you must start matching with plumbing marketing trends.

  • Saves your time

It saves your time in creating professional estimate for your plumbing business with customizable pre-designed estimate templates.

  • Saves your money

Plumbing estimating software saves your money spent on hiring an accountant to create and record an estimate accurately for your plumbing business.

  • Eliminates human errors

It eradicates the human touchpoints in creating and managing estimates and thus reduces the scope of fat finger errors in your estimate process.

  • Automates follow ups

It not only helps you create an estimate but it helps you with tracking estimates in real-time and updates you about it with live notifications.

Streamline Your Plumbing Estimate Process

InvoiceOwl automates your plumbing estimate process to make it quick and easy.


Estimating is a vital aspect of a plumbing contractor’s work. A one seemingly minor mistake can drive the clients away from you. Therefore, it becomes a wise decision to switch to a good plumbing estimating tool that automates this critical task for you.

A solution like InvoiceOwl would create effective proposals with utmost accuracy. The software we have listed in this blog is a few of the best available in the market, but InvoiceOwl understands your requirements, so try it out to find out how well this software is for your needs.

To know the software better, all you can do is and try a range of features and functionalities.

Author Bio
Jeel Patel
Jeel Patel

Jeel Patel is the Founder of InvoiceOwl and is the main curator & writer of the content found on this site. With ideals of quality, commitment, and perseverance, he believes in creating lasting business relationships with the clients.

United States