Comparison

Chaos Tasks vs Contractor Estimate & Invoice

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

Head to head
About

Chaos Tasks

Manage your to-do lists and schedule tasks on the go. This app syncs with Windows desktop programs, allowing you to view today's tasks, set reminders with alarms, and take notes on conversations. Keep track of completed tasks and ensure important details are never forgotten.

Highlights
  • View today's to-do list
  • Schedule future tasks with reminders
  • Add alarms for specific times
  • Take notes on conversations
  • Mark tasks as complete
  • Sync with Windows desktop programs
Features
Read full description

Take your Time & Chaos or Chaos Intellect task list with you — Chaos Tasks brings your Windows PC tasks to iPhone and iPad, keeping everything in sync across your devices. YOUR TASKS, YOUR PRIVACY Chaos Tasks maintains an independent task database, completely separate from the device's built-in Reminders app. Your tasks stay private and are never shared with other apps without your permission. FEATURES • Schedule tasks for a specific day and keep today's list focused on what's actually due • Overdue tasks automatically roll forward to the next day so nothing slips through the cracks • Set an alarm on any task for a stronger reminder when the scheduled day isn't enough • Filter tasks using groups to stay focused on what matters • Use with Chaos Contacts app to link tasks to and view your full task history with any contact • Sync with Time & Chaos 10 or Chaos Intellect 10 on Windows through ChaosHost REQUIREMENTS Requires a ChaosHost account for cross-platform sync. SUPPORT Our tech support team is ready to help. If you run into any trouble, please reach out to us before posting a review — we'd love the chance to make it right.

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.

Screenshots

Chaos Tasks4 screens
Contractor Estimate & Invoice4 screens

Verdict

The call

The clearest difference is review sentiment: Chaos Tasks at 100% against Contractor Estimate & Invoice's 46%. Chaos Tasks also leads on price (Free vs $7.99) and rating (5.0 vs 3.2). Contractor Estimate & Invoice's advantage is ratings volume (18 vs 3) and device support (4 vs 2). On ads 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

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

ReceptionRating · Positive reviews · Number of ratings

Chaos Tasks holds the better App Store score, 5.0 against 3.2. That said, the two scores are not equally well evidenced: Contractor Estimate & Invoice has 18 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of Chaos Tasks's written reviews are positive against 46% of Contractor Estimate & Invoice's.

UpkeepUpdate frequency

Chaos Tasks ships an update every 2 weeks, Contractor Estimate & Invoice every 3 months. Both last shipped on November 1, 2026.

Scorecard9 real differences · 1 level
Chaos Tasks versus Contractor Estimate & Invoice: the parameters behind the verdict, then further details
ParameterChaos TasksContractor Estimate & Invoice
PriceFree — better$7.99
Rating5.0 (3 ratings) — better3.2 (18 ratings)
Positive reviews100.0% of reviews — better45.8% of reviews
Number of ratings318 — better
Update frequencyEvery 2 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterPaid
DevicesiPhone, iPadiPhone, iPad, iPod, Mac — better
Requires iOS17.513.0 — better
Further details — not scored
Size2 MB133 MB
Age rating4+17+
DeveloperChaos Software Group, Inc.JZ Mobile LLC

Customer experience

Chaos Tasks

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Contractor Estimate & Invoice

All ratings18 ratings
Positive55.6%
Neutral0.0%
Negative44.4%
Written reviews24 reviews
Positive45.8%
Neutral0.0%
Negative54.2%

In-app purchases

None

Chaos Tasks

No 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

Questions

Is Chaos Tasks free?
Chaos Tasks is free to download, with no in-app purchases.
Is Contractor Estimate & Invoice free?
Contractor Estimate & Invoice costs $7.99, and also offers in-app purchases.
Which has better reviews, Chaos Tasks or Contractor Estimate & Invoice?
Chaos Tasks is rated higher. Chaos Tasks averages 5.0 out of 5 from 3 ratings, while Contractor Estimate & Invoice averages 3.2 from 18 ratings.
Do Chaos Tasks or Contractor Estimate & Invoice have ads?
Neither Chaos Tasks nor Contractor Estimate & Invoice shows ads.
Which is updated more often, Chaos Tasks or Contractor Estimate & Invoice?
Chaos Tasks ships an update every 2 weeks, and Contractor Estimate & Invoice every 3 months. Most recently, Chaos Tasks was updated on November 1, 2026 and Contractor Estimate & Invoice on November 1, 2026.

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