Comparison

QI vs Invoice Maker +ㅤ

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

Head to head
About

QI

This app helps self-employed individuals and freelancers track work hours, manage projects, and generate professional invoices and estimates. Customize invoices with your logo and colors, and export reports in CSV format for clients or accountants.

Highlights
  • Track working time across multiple projects
  • Generate custom invoices with logo and colors
  • Export reports in CSV format
  • Support for 23 languages
  • Set monthly billing goals
  • Secure project hiding with Touch ID/Face ID
Features
Read full description

Quick Invoice is the best app for freelancers who need to keep of their work hours and billing. KEY FEATURES • Track working time with support for multi projects • Exporting reports for clients / accountant in CSV • Ability to hide projects with Touch Id / Face Id • Custom invoices (logo and colors) • Invoices in 23 different languages • Setting up a monthly billing goal And much more on the way! -- Upgrade to Quick Invoice PRO for a more powerful experience ($3.99 monthly, $35.99 annually): • Create your invoices in a moment • Customize them with your logo and the colors of your business • Invoices in 23 different languages • Detailed and personalized reports for your clients in CSV Price may vary by location. Subscriptions will be charged to your credit card through your iTunes account. Your account will be charged $3.99 (monthly) or $35.99 (yearly) for renewal within 24 hours prior to the end of the current period. Subscriptions will automatically renew unless canceled at least 24 hours before the end of the current period. It will not be possible to immediately cancel a subscription. You can manage subscriptions and turn off auto-renewal by going to your Account Settings after purchase. Refunds are not available for unused portions of a subscription. Terms and conditions: https://termsfeed.com/terms-conditions/786e56c3095f36f3ff2f71cbbd1ef70f Privacy policy: https://termsfeed.com/privacy-policy/1a71a1daf9ae519bd200bf552864eab9

About

Invoice Maker +ㅤ

Easily create and send professional invoices and estimates to clients in seconds. Customize your documents with logos and colors, import contacts, and track payment statuses. Generate insightful income reports and share invoices via email, PDF, or print.

Highlights
  • Create invoices in 3 steps
  • Send estimates and quotes
  • Add logo and customize appearance
  • Import clients from contacts
  • Track invoice status
  • Generate income reports
  • Share via email, PDF, or print
Features
Read full description

Invoice Maker App is the easiest way to send professional looking invoices and estimates to your customers in a matter of seconds. FEATURES • Create Invoices in 3 simple steps • Send Estimates & Quotes • Add a logo to your invoice • Customize colors & texts • Import clients from your contact list • Include payment terms • Add taxes & discounts • Quickly add frequently used clients & items • Share via Email, PDF or Print • Check your income with our insightful reports • Easily convert Estimates to Invoices • Status for Open, Paid & Overdue • Add custom units, due dates, & taxes • Multi-Currency support SUPPORT Our goal is to build the best apps in the world. You can help us by reporting bugs and requesting features via Email: help@rocketapps.com TERMS & PRIVACY https://rocketapps.com/privacy.html https://rocketapps.com/terms.html SUBSCRIPTION TERMS: The App offers an auto-renewing monthly or yearly subscription to provide you with unlimited access to all PRO Features while you maintain an active subscription. Payment will be charged to the credit card connected to your iTunes Account when you confirm the initial subscription purchase. Subscriptions automatically renew unless auto-renew is turned off at least 24-hours before the end of the current subscription period. Your account will be charged for renewal within 24-hours prior to the end of the current period, and the cost of the renewal will be identified. You may manage your subscription and auto-renewal may be turned off by going to your Account Settings after the purchase. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable.

Screenshots

QI4 screens
Invoice Maker +ㅤ4 screens

Verdict

The call

The clearest difference is monetization model: QI at freemium against Invoice Maker +ㅤ's subscription. QI also leads on ads (none vs shown) and update cadence (weekly vs every 2 weeks). Invoice Maker +ㅤ's advantage is review sentiment (87% vs 63%) and rating (4.8 vs 4.6). On price, in-app purchases and device support 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. QI sells 2 in-app purchases, starting at $3.99 per month and Invoice Maker +ㅤ sells 4 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Invoice Maker +ㅤ holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 22 and 83 respectively. Written reviews point the same way: 63% of QI's written reviews are positive against 87% of Invoice Maker +ㅤ's.

UpkeepUpdate frequency

QI ships an update weekly, Invoice Maker +ㅤ every 2 weeks. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

Scorecard7 real differences · 3 level
QI versus Invoice Maker +ㅤ: the parameters behind the verdict, then further details
ParameterQIInvoice Maker +ㅤ
PriceFreeFree
Rating4.6 (22 ratings)4.8 (83 ratings) — better
Positive reviews62.5% of reviews87.1% of reviews — better
Number of ratings2283 — better
Update frequencyWeekly — betterEvery 2 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemium — betterSubscription
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size21 MB44 MB
Age rating4+4+
DeveloperMiguel MunozRocket Apps GmbH

Customer experience

QI

All ratings22 ratings
Positive95.5%
Neutral0.0%
Negative4.5%
Written reviews8 reviews
Positive62.5%
Neutral0.0%
Negative37.5%

Invoice Maker +ㅤ

All ratings83 ratings
Positive97.6%
Neutral0.0%
Negative2.4%
Written reviews31 reviews
Positive87.1%
Neutral0.0%
Negative12.9%

In-app purchases

2 purchases

QI

Subscriptions2
  • Quick invoices & estimates7 Days trial$3.991 Month
  • Quick invoice PDF maker7 Days trial$33.991 Year
4 purchases

Invoice Maker +ㅤ

Subscriptions4
  • Invoice Jet PRO Monthly Trial3 Days trial$5.991 Month
  • Invoice Jet PRO - Monthly$9.991 Month
  • Rocket Apps PRO - Yearly3 Days trial$39.991 Year
Show 1 more
  • Invoice Jet PRO - Yearly$99.991 Year

Questions

Is QI free?
QI is free to download, with in-app purchases available.
Is Invoice Maker +ㅤ free?
Invoice Maker +ㅤ is free to download, with in-app purchases available.
Which has better reviews, QI or Invoice Maker +ㅤ?
Invoice Maker +ㅤ is rated higher. QI averages 4.6 out of 5 from 22 ratings, while Invoice Maker +ㅤ averages 4.8 from 83 ratings.
Do QI or Invoice Maker +ㅤ have ads?
Invoice Maker +ㅤ shows ads; QI does not.
Which is updated more often, QI or Invoice Maker +ㅤ?
QI ships an update weekly, and Invoice Maker +ㅤ every 2 weeks. Most recently, QI was updated on October 24, 2026 and Invoice Maker +ㅤ on October 23, 2026.

Other comparisons