Comparison

Invoice Manager vs TwelveOath

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

Head to head
About

Invoice Manager

Streamline your business operations with AI-powered invoice creation, instant receipt processing, and automated time and mileage tracking. This app helps freelancers, contractors, and business owners save time on administrative tasks and gain valuable financial insights.

Highlights
  • AI-powered invoice creation
  • Instant receipt scanning and categorization
  • Automated GPS mileage tracking
  • Voice-controlled time tracking
  • Predictive business intelligence
  • Automated accounting and reporting
Features
Read full description

Every invoice app can tell you who owes you money. This one picks up the phone and asks for it. Invoice Manager Pro now comes with an AI receptionist. It answers the calls you miss while you are on a job, books the work, and when an invoice goes past due it calls the customer, politely, in your name, only when you say go, then tells you exactly what they said. Still no monthly fee. Still works offline. Still yours on every device. YOUR AI RECEPTIONIST β€’ Chases late invoices by phone. It knows who owes what and for how long, because it is reading your ledger, not guessing. You approve who gets called and when. β€’ Answers the calls you cannot take. Missed calls are missed jobs. It picks up, answers questions about your services and hours, and takes a message you can read later. β€’ Books the job. New enquiries go straight into your calendar with the customer's details already filled in. β€’ Identifies itself as an AI, on a recorded line, every time. You get a full transcript, a summary and the outcome of every call. β€’ You set the tone. Firm with the customer who is 90 days late, gentle with the one who has always paid. THE REST OF THE BUSINESS, STILL INCLUDED β€’ Invoices, estimates and quotes, send one in under a minute β€’ Receipt scanner, snap it and it files itself β€’ Mileage tracker, GPS logs every trip for you β€’ Time tracking, bill what you actually worked β€’ Accounting and tax tools for 15 countries β€’ Team, payroll and schedules β€’ Inventory and point of sale β€’ Projects, reports and analytics β€’ Chat or talk to your AI assistant about any of it GET PAID YOUR WAY Stripe, Square, Apple Pay, PayPal, Venmo, Zelle and bank transfer, straight from the invoice. NO SUBSCRIPTION FOR THE APP Invoice Manager Pro is a one-time purchase, with the receptionist as an optional add-on you can switch off any month you do not need it. Unlimited invoices. Unlimited devices. iPhone, iPad and Mac, in sync. 15+ TEMPLATES Built for construction, medical, legal, creative, consulting and more. BUILT FOR β€’ Contractors who are owed money by three people right now β€’ Freelancers who hate the follow-up email β€’ Service businesses losing jobs to voicemail β€’ Anyone who would rather be working than chasing TERMS OF USE: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

TwelveOath

Features
Read full description

After a cancellation notice, the empty time keeps getting closer while you are still wondering who to contact. You do not want to send a mass message. You do not want to lower your price. But if you do nothing, today’s income disappears. That is not a problem with your judgment. You did not want to treat clients carelessly, lower the value of your work, or give up today’s open slot. You were trying to protect all of them at once. TwelveOath is an app that helps you prepare, before the next cancellation happens: the next person to contact, the reason to contact them, and the deadline for waiting for a reply. When a cancellation happens, contact one person. Wait for their reply. If it does not work, move to the next person. If needed, switch to a public notice. Do not let your only choices be a mass message, a discount, or doing nothing. TwelveOath helps you avoid repeating the same 30 minutes again.

Screenshots

Invoice Manager4 screens
TwelveOath4 screens

Verdict

The call

The clearest difference is price: Invoice Manager at Free against TwelveOath's $1.39. TwelveOath's advantage is in-app purchases (none vs 10) and update cadence (every 2 days vs every 2 weeks). On ads, device support and iOS requirement there is nothing between them.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Invoice Manager is free to download; TwelveOath costs $1.39 up front. Invoice Manager sells 10 in-app purchases, starting at $4.99 per 7 days. TwelveOath asks for nothing beyond the download.

UpkeepUpdate frequency

Invoice Manager ships an update every 2 weeks, TwelveOath every 2 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard3 real differences Β· 5 level
Invoice Manager versus TwelveOath: the parameters behind the verdict, then further details
ParameterInvoice ManagerTwelveOath
PriceFree β€” better$1.39
Positive reviews38.6% of reviewsβ€”
Update frequencyEvery 2 weeksEvery 2 days β€” better
AdsNoNo
In-app purchasesYesNo β€” better
MonetizationFree with in-app purchasesβ€”
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 β€” better18.0
Further details β€” not scored
Size113 MB24 MB
Age rating4+4+
DeveloperiCubemedia Inc.Makoto Fukuoka

Bugs and requests

Invoice Manager

Reported bugs

4 issues
  • Invoices disappearing or being marked as unpaid after updates
  • Inability to delete or edit products/services
  • Syncing issues between devices
  • Crashes when trying to print or email invoices

Requested features

5 requests
  • Ability to mark invoices as paid
  • Option to sort and filter invoices by various criteria
  • Improved reporting and analytics features
  • Better integration with accounting software
  • Easier way to manage inventory and product information

TwelveOath

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Invoice Manager

Subscriptions3
  • Weekly Tier3 Days trial$4.997 Days
  • Premium Tier$19.991 Month
  • Yearly Tier$99.991 Year
One-time7
  • 3 Month Backup Plan$0.99
  • 6 Month Backup Plan$1.99
  • Time Sheet$4.99
Show 4 more
  • Receipt Tracker$4.99
  • Sync: Device to Device$9.99
  • Full Version$199.99
  • Lifetime Tier$299.99
None

TwelveOath

No in-app purchases

Questions

Is Invoice Manager free?
Invoice Manager is free to download, with in-app purchases available.
Is TwelveOath free?
TwelveOath costs $1.39, with no in-app purchases.
Do Invoice Manager or TwelveOath have ads?
Neither Invoice Manager nor TwelveOath shows ads.
Which is updated more often, Invoice Manager or TwelveOath?
Invoice Manager ships an update every 2 weeks, and TwelveOath every 2 days. Most recently, Invoice Manager was updated on October 24, 2026 and TwelveOath on October 28, 2026.

Other comparisons