Comparison

Contractor Estimate & Invoice vs Hydronic

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Contractor Estimate & Invoice

This app helps contractors manage their business by creating professional estimates and invoices. It includes scheduling, contact management, and financial tracking features, all stored locally on your device.

Highlights
  • Create professional estimates and invoices
  • Client-focused scheduling and reminders
  • Integrated contact management
  • Detailed financial tracking and P&L analysis
  • Offline data storage
  • Customizable document design
Features
Read full description

Contractor Estimating & Invoicing Tool is a complete estimating, invoicing, financial and contact management app for all building construction trades. It maintains a client focused schedule of your appointments. Integrated with your client contact info you can quickly create invoices and track your important accounts. Reasonable One-Time Price There are no monthly or annual fees to use your app. Powerful invoicing function is included to create, email and print all types of sales and service invoices. Invoice entry you can visualize the completed invoice as you go. The invoice entry view all of your transactions can be tailored to the unique needs of your business. There is extensive profit & loss analysis. This comprehensive business app provides complete financial information including inventory control and Profit & Loss Info. All information is maintained on your device and there is no need for connectivity or outside servers as is common with many of the more sophisticated business apps. Highlights: Project Pro Create cost plus type estimates and invoices with multiple levels and phases. Use Craftsman and your items with included descriptions and costs. Scheduler - The calendar on steroids. Select client names from your contacts and add the service information to the appointment. Create reminders, complete and invoice the transaction, view contact management info and send confirmations. All right from the appointment. View multiple calendars & alerts Contact Management - Store notes, images and track other communications with your clients and have the in app ability to call, text, email or map without leaving your app. Labor, Parts & Supplies are maintained in the app with detailed multi-line descriptions, costs, price and units of measure & on hand quantities. These can be added on-the-fly or maintained from your stored items. Invoices are automatically created from your Estimates and support multiple payment methods. Maintain PAID and OPEN status of your invoices. Multiple sales tax rates. Your logo, detailed terms and conditions and other messages are automatically displayed. Estimates - In App Purchase required. Create detailed and professional looking estimates at the client site that may be immediately emailed or printed. Track the status of each Estimate from Draft to Email to Approved. Document Manager Document Design & Delivery- Change document formats, images, fonts, colors, and field names. Use your local language and terms. Batch deliver Printed & Email docs. Signature Capture of approved Estimates with an update of Status. Invoices and Estimates may be copied for editing and reuse with other clients. Financial Information - Is instantly available for any client, job or timeframe with just a few taps. Information may be viewed on screen or downloaded for further analysis with any spreadsheet. Help and Support - Context sensitive help shows by topic as well as how to movies. Email, text and phone support provides to help with any questions or issues. In-App Purchases Cloud Sync Automatically synchronize your information utilizing iCloud technology. This In App will keep your business info inSync and available on all your devices! Messages & Reminders Create Appointment Reminders automatically from your schedule using text or email. Profits and Reports Profits provides a complete financial system that tracks all sales, purchases and expenses. Includes ALL formatted PDF Reports that can be printed. + Spreadsheet Download Download your financial info and backup your info. Craftsman Cost Books This is the #1 info source for Construction Labor & Materials Cost Information. With over 15,000 labor and material items the info contained in these saves time required for creating project estimates and eliminates costly pricing errors. Recurring Service Repetitive Services entry and automatic weekly, semiweekly or monthly release for maintenance and other service providers.

About

Hydronic

Features
Read full description

Hydronic HVAC Toolkit App is a tool that provides most common info on a range of HVAC equipment manufactured by Modine (unit heaters – gas-fired, steam/hot-water, electric), Koldwave (portable ACs), Reflected Heat Design (infrared tube heaters), Radiant Electric Heat (infrared), Continental Fans, ThermoTek (kitchen heating & ventilation systems), RBI (boilers / hot water heaters), KN Series (cast iron boilers). You can find info such as combustion, electrical, venting, dimensions, weight, clearance to combustibles, common parts list, etc. on Modine unit heaters; competitive cross-reference for infrared tube heaters and more. Also, new in this revision is a Make-Up Air Selection Form that allows you to quickly submit specs and pics for a reliable, application accurate quote. You also receive specs submitted via the form, emailed to you for your records. Hydronic Toolkit app is a quick reference guide for engineers specifying Modine unit heaters in HVAC projects, Modine re-sellers (counter sales, outside sales) selling Modine unit heaters and contractors installing them. It allows quick access to Modine unit heater specs on-site or when you are not in front of a PC/laptop. At your fingertips is info available on all these Modine unit heaters – a) Eleven gas-fired models, sizes available from 30,000-400,000 Btu/hr. input b) Seven steam/hot-water models, sizes available from 18,000-952,000 Btu/hr. (@ 2psi steam) c) Four electric models, sizes available from 5-50 kW

Screenshots

Contractor Estimate & Invoice4 screens
Hydronic3 screens

Verdict

The call

The clearest difference is price: Hydronic at Free against Contractor Estimate & Invoice's $7.99. Hydronic also leads on in-app purchases (none vs 10) and update cadence (weekly vs every 3 months). Contractor Estimate & Invoice's advantage is device support (4 vs 2). On ads and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Hydronic is free to download; Contractor Estimate & Invoice costs $7.99 up front. Contractor Estimate & Invoice sells 10 one-off in-app purchases. Hydronic asks for nothing beyond the download.

UpkeepUpdate frequency

Contractor Estimate & Invoice ships an update every 3 months, Hydronic weekly. The most recent releases landed on October 22, 2026 and October 26, 2026 respectively.

Scorecard4 real differences · 6 level
Contractor Estimate & Invoice versus Hydronic: the parameters behind the verdict, then further details
ParameterContractor Estimate & InvoiceHydronic
Price$7.99Free — better
Rating3.2 (18 ratings) — better—
Positive reviews45.8% of reviews—
Number of ratings18 — better—
Update frequencyEvery 3 monthsWeekly — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationPaid—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPod
Requires iOS13.012.1 — better
Further details — not scored
Size133 MB2 MB
Age rating17+4+
DeveloperJZ Mobile LLCPhilip Antecol

In-app purchases

10 purchases

Contractor Estimate & Invoice

One-time10
  • Messages & Reminders$3.99
  • Document Manager$3.99
  • Estimates, Bids & Quotes$4.99
Show 7 more
  • Auto Service Calls$4.99
  • Scheduler$4.99
  • Cloud Sync Secure Data Sharing$6.99
  • Profits Expenses & PDF Reports$6.99
  • All Productivity In-Apps$9.99
  • Mac User Full License$19.99
  • Craftsman NCE Cost Book$24.99
None

Hydronic

No in-app purchases

Questions

Is Contractor Estimate & Invoice free?
Contractor Estimate & Invoice costs $7.99, and also offers in-app purchases.
Is Hydronic free?
Hydronic is free to download, with no in-app purchases.
Do Contractor Estimate & Invoice or Hydronic have ads?
Neither Contractor Estimate & Invoice nor Hydronic shows ads.
Which is updated more often, Contractor Estimate & Invoice or Hydronic?
Contractor Estimate & Invoice ships an update every 3 months, and Hydronic weekly. Most recently, Contractor Estimate & Invoice was updated on October 22, 2026 and Hydronic on October 26, 2026.

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