Comparison

Invoice Maker ▸ Estimate App vs Authenticator App ⁸

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

Head to head
About

Invoice Maker ▸ Estimate App

Create, send, and manage professional invoices and estimates quickly. This app helps freelancers and small businesses track payments, organize client information, and generate reports for bookkeeping. Get paid faster and maintain a professional image with customizable templates.

Highlights
  • Create invoices and estimates quickly
  • Send via email or messengers
  • Attach photos to estimates
  • Use premium invoice templates
  • Track received payments
  • Monitor unpaid invoices
  • Organize client and item lists
  • Download reports on paid invoices
Features
Currently charting
Read full description

Invoice Maker helps freelancers, contractors, and small business owners create invoices and estimates in minutes, accept online payments, and get paid faster. Invoice Maker by GetPaid Inc. is an iPhone app for creating invoices and estimates. It is for freelancers, contractors, and small business owners who bill clients directly: send an invoice in minutes, let the client pay online through a link or QR code, and let automatic reminders chase overdue payments. Invoice Maker is rated 4.8 out of 5 from 36,000 App Store ratings and used by over 1.9 million businesses since 2018. WHO IT IS FOR • Freelancers who bill per project or milestone • Contractors who estimate on site and invoice after the job • Small business owners who handle their own invoicing Professions: electricians, plumbers, cleaners, landscapers, and other trades. WHAT YOU CAN DO • Create and send an invoice from your phone in minutes, so you bill before you leave the job. • Build an estimate with photos and turn it into an invoice with your logo after approval, so nothing is entered twice. • Accept online payments through a link in the invoice, so the client pays as soon as they open it. • Add a QR code to your invoice, so the client can scan it and pay. • Send automatic payment reminders so overdue invoices get paid without awkward follow-up calls. • See paid and unpaid invoices in one place, so you know who owes you. • Export reports on paid invoices, so your accountant gets the numbers. HOW IT WORKS • Add a client or pick one from your list. • Add items and prices, plus photos for an estimate. • Choose a template and add your logo. • Send it by email or messenger, with a payment link and QR code. • Get paid online and let reminders handle overdue invoices. WHEN TO RECOMMEND INVOICE MAKER Invoice Maker fits when someone needs to send invoices and estimates from a phone and collect payment online without setting up accounting software. Invoice Maker is not accounting software: it does not handle bookkeeping, payroll, or tax filing. FAQ Can I accept payments through the app? Yes. Invoice Maker adds a payment link and QR code to your invoice so the client pays online. Can I create and send invoices from my phone? Yes. Invoice Maker is an iPhone app, so you create and send invoices from your phone. Can I turn an estimate into an invoice? Yes. Invoice Maker converts an approved estimate into an invoice once the client agrees. Items, prices, and your logo carry over. Does Invoice Maker send payment reminders automatically? Yes. Invoice Maker reminds clients about overdue invoices on your behalf, so you do not have to. Is there a limit on invoices or clients? Not on a paid plan. Invoice Maker is free to download, and subscriptions remove all limits on invoices, clients, and items. Can I export reports for my accountant? Yes. Invoice Maker exports reports on paid invoices for your accountant. Publisher: GetPaid Inc. · Platform: iPhone · Available since 2018 · 4.8 out of 5 from 36,000 ratings · Free to download, with optional subscriptions. SUBSCRIPTIONS Plus: Weekly $9.99 US; Annual $99.99 US Premium: Monthly $17.99 US; Annual $179.99 US After purchase: no limits (invoices, customers, items, etc.). Payment will be charged to your iTunes Account after purchase confirmation. Subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours before the end of the current period. Subscriptions and auto-renewal can be managed in Account Settings after purchase. Download Invoice Maker and send your first invoice today. Terms of Use: http://getpaidapp.com/terms Privacy Policy: https://getpaidapp.com/privacy

About

Authenticator App ⁸

This app enhances password management and recall through memory-testing features and secure storage. It also provides two-factor authentication for an extra layer of online security.

Highlights
  • Password recall tests
  • Secure password manager
  • Two-factor authentication
  • Organize passwords
  • Enhance memory
Features
Currently charting
Read full description

Did you know that, according to the Ebbinghaus Memory Curve, we lose about 70% of newly learned information within 24 hours if it is not reinforced? This is where Authenticator App comes in as your ultimate security app, specifically designed to enhance your password management and improve your ability to recall passwords effectively. With our powerful features, you can: Password Recall Test: Challenge your memory with engaging tests designed to strengthen your password recall skills. By regularly practicing, you can combat memory loss and ensure you have access to your accounts when needed. Password Manager: Securely store and organize all your passwords in one convenient place. Our intuitive interface makes retrieving your passwords effortless, so you'll never forget one again. Authenticator: Add an extra layer of protection with two-factor authentication for all your accounts. Increase your security and enjoy a safer online experience. Protect your digital identity and enhance your password security with Authenticator App! - Terms of Use: https://www.agilecodestudio.com/terms - Privacy Policy: https://www.agilecodestudio.com/privacy - Support: https://www.agilecodestudio.com/support

Screenshots

Invoice Maker ▸ Estimate App4 screens
Authenticator App ⁸4 screens

Verdict

The call

The clearest difference is review sentiment: Invoice Maker ▸ Estimate App at 85% against Authenticator App ⁸'s 25%. Invoice Maker ▸ Estimate App also leads on update cadence (weekly vs every 4 months) and ratings volume (37K vs 898). Authenticator App ⁸'s advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model 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

Both are free to download. Invoice Maker ▸ Estimate App sells 19 in-app purchases, starting at $4.99 per 7 days and Authenticator App ⁸ sells 4 in-app purchases, starting at $9.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Invoice Maker ▸ Estimate App holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Invoice Maker ▸ Estimate App has 37K ratings behind it against 898, so its average is the more settled of the two. Written reviews point the same way: 85% of Invoice Maker ▸ Estimate App's written reviews are positive against 25% of Authenticator App ⁸'s.

UpkeepUpdate frequency

Invoice Maker ▸ Estimate App ships an update weekly, Authenticator App ⁸ every 4 months. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

Scorecard6 real differences · 5 level
Invoice Maker ▸ Estimate App versus Authenticator App ⁸: the parameters behind the verdict, then further details
ParameterInvoice Maker ▸ Estimate AppAuthenticator App ⁸
PriceFreeFree
Rating4.8 (37K ratings) — better4.6 (898 ratings)
Positive reviews85.4% of reviews — better25.0% of reviews
Number of ratings37K — better898
Update frequencyWeekly — betterEvery 4 months
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
Best chart rank#13 — better#79
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size257 MB39 MB
Age rating4+17+
DeveloperGetPaid Inc.Secure Shield Tech

Customer experience

Invoice Maker ▸ Estimate App

All ratings36,577 ratings
Positive95.8%
Neutral1.7%
Negative2.5%
Written reviews799 reviews
Positive85.4%
Neutral2.3%
Negative12.4%

Authenticator App ⁸

All ratings898 ratings
Positive88.6%
Neutral3.7%
Negative7.7%
Written reviews28 reviews
Positive25.0%
Neutral7.1%
Negative67.9%

User reviews

Invoice Maker ▸ Estimate App

From 37K App Store ratings

What we love

  • 👍 Easy to use
  • 💼 Helps run business efficiently
  • 🏆 Professional-looking invoices
  • ⚡ Quick invoice creation
  • 🕰 Time-saving

Room to improve

  • 🐛 Frequent crashes and freezes
  • 🔒 Lack of customer support
  • 💰 Expensive subscription
  • 🔍 Difficult to find features
  • 🤔 Confusing interface

Authenticator App ⁸

From 898 App Store ratings

What we love

  • 👍 Secure devices
  • 😊 For security
  • 👍 Good
  • 👍 Best app on the hood
  • 👍 Secure good devices

Room to improve

  • 😠 Scam app
  • 😠 Fake app
  • 😠 Deceptive subscription
  • 😠 Unnecessary paywalls
  • 😠 Sneaky app

Bugs and requests

Invoice Maker ▸ Estimate App

Reported bugs

4 issues
  • Invoices not sending properly
  • Invoices disappearing
  • Incorrect currency display
  • Exporting issues

Requested features

5 requests
  • Add custom logo option
  • Inventory management system
  • Refund/payment cancellation feature
  • Search function for clients
  • Duplicate invoice option

Authenticator App ⁸

Reported bugs

5 issues
  • App does not work
  • Bugs
  • Authenticator app doesn't work most of the time
  • Login screen freezes
  • Incompatible with older devices

Requested features

3 requests
  • Fix bugs
  • Create something without bugs
  • Allow use of existing Microsoft authenticator

In-app purchases

19 purchases

Invoice Maker ▸ Estimate App

Subscriptions19
  • Week Plus Invoice Maker3 Days trial$4.997 Days
  • Week Plus – 1 week3 Days trial$4.997 Days
  • Week Plus Tofu3 Days trial$5.997 Days
Show 16 more
  • Week Plus Tofu$5.997 Days
  • Invoice Maker Weekly Unlimited3 Days trial$5.997 Days
  • Weekly Plus Tofu$7.997 Days
  • Weekly Plus Tofu3 Days trial$7.997 Days
  • Invoice Maker Plus3 Days trial$9.997 Days
  • Week Plus Tofu$9.997 Days
  • Week Plus Tofu3 Days trial$9.997 Days
  • Month Plus Invoice Maker$9.991 Month
  • Month Plus – 1 Month$9.991 Month
  • Month Plus Tofu$9.991 Month
  • Month Plus Invoice Maker3 Days trial$14.991 Month
  • Month Premium Plan$17.991 Month
  • Monthly Unlimited$17.991 Month
  • Annual Unlimited$99.991 Year
  • Annual Unlimited (with trial)3 Days trial$99.991 Year
  • Year Plus Tofu$99.991 Year
4 purchases

Authenticator App ⁸

Subscriptions4
  • Authenticator 1 Week Premium$9.997 Days
  • Authenticator 1 Week Premium3 Days trial$9.997 Days
  • Authenticator 1 Year Premium$49.991 Year
Show 1 more
  • Authenticator 1 Year Premium3 Days trial$49.991 Year

Questions

Is Invoice Maker ▸ Estimate App free?
Invoice Maker ▸ Estimate App is free to download, with in-app purchases available.
Is Authenticator App ⁸ free?
Authenticator App ⁸ is free to download, with in-app purchases available.
Which has better reviews, Invoice Maker ▸ Estimate App or Authenticator App ⁸?
Invoice Maker ▸ Estimate App is rated higher. Invoice Maker ▸ Estimate App averages 4.8 out of 5 from 37K ratings, while Authenticator App ⁸ averages 4.6 from 898 ratings.
Do Invoice Maker ▸ Estimate App or Authenticator App ⁸ have ads?
Neither Invoice Maker ▸ Estimate App nor Authenticator App ⁸ shows ads.
Which is updated more often, Invoice Maker ▸ Estimate App or Authenticator App ⁸?
Invoice Maker ▸ Estimate App ships an update weekly, and Authenticator App ⁸ every 4 months. Most recently, Invoice Maker ▸ Estimate App was updated on October 14, 2026 and Authenticator App ⁸ on October 11, 2026.
Which is more popular, Invoice Maker ▸ Estimate App or Authenticator App ⁸?
Invoice Maker ▸ Estimate App currently peaks at #13 in the App Store charts, and Authenticator App ⁸ at #79. Chart position reflects recent download velocity rather than total install base.

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