Comparison

Invoice Maker vs InstallAssistant

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

Head to head
About

Invoice Maker

Create professional, branded sales estimates and invoices for your business. Track payments, manage customer information, and calculate profit margins with ease. Streamline your field service operations and win more jobs.

Highlights
  • Branded sales estimates and invoices
  • Inbuilt gross profit calculator
  • Markup/margin calculator
  • Customer 360 profile management
  • Online payment processing
  • Job/work order creation and dispatch
  • QuickBooks integration
Features
Read full description

Beautiful, branded sales Estimates – Invoice maker pro produces beautiful sales Estimates branded to your company. Stand out from your competitors with elegant, professional sales estimates that are easy to read and understand resulting in WINNING MORE JOBS Inbuilt Gross Profit Calculator – Know your Profit for every Job Every Install Our customers love inbuilt Gross profit calculator which is the amount of money you make from selling your products and services. Markup / Margin Calculator – Customer can add Markup or Margin percentages at every line item for every product or service.   Customer 360 - Focus on your customer. Grow your business! Create, organize, and store valuable client info, so you can access their info anytime, on the go. ONLINE PAYMENT PROCESSING - Secure, real-time credit card processing FEATURES: – Add Margin Markup percentages Know your Gross Profits before you send proposals to customers. Add products & services in groups Customize your estimates & invoices with your company info, logo, etc. Accept Credit Card directly through the app Accept Partial Payment Estimate, invoice and Job / workorder for any product or service Send estimates to your customers, then convert them to invoices later Send Jobs to service tech and convert it to invoice. Include invoice payment terms: 30 days, 14 days, etc. Add Payment methods Get notified when your estimate or invoice has been read Discount on item or total Tax on item or total, inclusive, or exclusive Attach photos to your estimates and invoices Preview estimates & invoices before you send Print or email estimates & invoices on the spot Create a personal message for your clients Convert estimates into invoices Keep track of customer payments and how much you're owed Manage and save your clients information Customer 360 – View Set your tax rates QuickBooks integration Job / Work Order – Create a Job and assign it to your service technician Dispatch board Add Job location / Job Name / Valid Until and Prepared by Team Calendar – Dispatch Board Attach Job instructions Attach Job Notes Estimate – Easily add sections to your Estimates Group products, services & labor into sections Optional sections for more flexibility Beautiful, branded sales proposals Notes section Attach Files, Manuals and Brochures Add Margin Markup Know your Gross Profits before you send proposals to customers. Profit Analysis and Payments and Taxes – Add Margin Markup percentages for each line item and service Know your Gross Profits before you send proposals to customers. Create special pricing based on each customer for large orders or project Manage Tax exemption certificates, different taxes for each customer Tax on item or total, inclusive, or exclusive Cross-sell & up-sell services with Optional section in estimate Track various payments such as Paid, partially paid and Un paid invoices Customized payment terms for each invoice: 30 days, 14 days, etc. Different payment methods such as (Credit Card, Cash and Checks) WHO USES Invoice maker Pro? All types of general contractors, estimators, and service companies use the app, such as: general contractors, HVAC Providers Garage door Installers, Alarm Companies, handymen, electricians, plumbers, builders, landscapers, roofers, painters, carpenters, heating and air conditioning, flooring, siding, tile, concrete, paving, bathroom and kitchen remodeling, renovators, deck builders, drywallers, pest control, and more!

About

InstallAssistant

Features
Read full description

**InstallAssistant** revolutionizes custom furniture installation with precision digital guidance: Instantly scan furniture components to reveal: • Interactive 3D models with 360° rotation • Exact positioning guides with augmented reality overlays • Material specs (dimensions/colors) and design blueprints Material specs (dimensions/colors) and design blueprints Input order/part numbers to: • Retrieve installation sequences for entire projects • Access cloud-stored technical documentation • Verify component compatibility in mixed-lot scenarios

Screenshots

Invoice Maker4 screens
InstallAssistant4 screens

Verdict

The call

Invoice Maker and InstallAssistant are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Invoice Maker ships an update every 2 months, InstallAssistant monthly. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

ScorecardNo meaningful differences
Invoice Maker versus InstallAssistant: the parameters behind the verdict, then further details
ParameterInvoice MakerInstallAssistant
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.1 — better15.6
Further details — not scored
Size58 MB9 MB
Age rating4+17+
DeveloperMuller ConsultingYuanFang software

In-app purchases

None

Invoice Maker

No in-app purchases

None

InstallAssistant

No in-app purchases

Questions

Is Invoice Maker free?
Invoice Maker is free to download, with no in-app purchases.
Is InstallAssistant free?
InstallAssistant is free to download, with no in-app purchases.
Do Invoice Maker or InstallAssistant have ads?
Neither Invoice Maker nor InstallAssistant shows ads.
Which is updated more often, Invoice Maker or InstallAssistant?
Invoice Maker ships an update every 2 months, and InstallAssistant monthly. Most recently, Invoice Maker was updated on November 3, 2026 and InstallAssistant on October 30, 2026.

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