Comparison

Invoice Manager ▸Invoice Maker vs WatchCert

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

Head to head
About

Invoice Manager ▸Invoice Maker

This comprehensive business app offers smart invoicing, receipt scanning, time tracking, accounting, and tax preparation. It streamlines operations with automated features and supports multiple payment methods, all without monthly fees.

Highlights
  • Smart invoicing and estimates
  • Receipt scanning and categorization
  • GPS mileage tracking
  • Time tracking for billing
  • Accounting with tax compliance
  • AI assistant for business advice
Features
Read full description

Create a professional invoice under 60 seconds and get paid faster. Invoice Manager is the invoicing and estimates app for contractors, freelancers and small businesses, designed and launched since 2013. Works offline. Pay once and the app is yours, or subscribe. No invoice limits on paid plans. CREATE AND SEND • Invoices and estimates with your logo, 19 industry templates: construction, medical, legal, creative, consulting and more • Turn an estimate into an invoice in one tap • Send as PDF by email, text or any other app • Client signatures on estimates and invoices • Know when your client has viewed the invoice GET PAID • Stripe, Square, PayPal or Authorize.net payment links, right on the invoice • Add your Venmo, Zelle or bank transfer details to every invoice • Partial payments, late fees and automatic payment reminders • Recurring invoices for your regular clients • See paid, unpaid and overdue invoices at a glance SALES TAX AND TAX TIME • Sales tax set once and applied to every invoice • Tax tracking: deductions found automatically and quarterly estimates • Tax-ready reports in one tap, export to PDF or CSV RECEIPTS, MILEAGE AND TIME • Scan receipts: they are read and categorized automatically, by job • GPS mileage log at the IRS rate, trips recorded automatically • Time tracking by project, bill your hours in one tap ONE APP INSTEAD OF TEN • Dashboard and reports: know your numbers instantly • AI assistant and support: answers to your business questions • Accounting: chart of accounts, journal entries and financial statements, built from your invoices, receipts and trips • HR and payroll: employee records, payroll, time off and departments • Inventory: stock levels in real time • Point of sale: record your counter sales • Projects: track jobs and deadlines CHAT TO CREATE Type or speak to your assistant, even by text or WhatsApp: "Read my receipts", "Bill Jaimie", "Track my expenses", "Prep my taxes". ALWAYS WITH YOU • Synced across iPhone and iPad • Unpaid invoices widget and Siri shortcuts • Available in 15 languages BUILT FOR • Freelancers tired of spreadsheets • Contractors who need IRS-compliant mileage logs • Small business owners managing teams • Service providers who invoice on the go • Anyone who wants their financial life organized Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

WatchCert

Verify the authenticity and value of luxury watches using AI and a vast database. Get detailed inspection reports and certificates of authenticity for your collection.

Highlights
  • AI-powered watch authentication
  • 50,000+ verified records
  • 100-point inspection reports
  • Value appraisal
  • Collection management
  • Authenticity certificates
Features
Read full description

Are you looking for an app that verifies your timepiece’s authenticity in seconds? Do you want to secure your investment with AI-powered verification? If yes, you’re at the right place! Welcome to WatchCert – Your AI trusted tool to manage and organize your watch collection. Easily verify your watch details from our 50,000+ verified records and our proprietary AI platform. Export a professional report and receive a certificate of authenticity if eligible. Introduction to the WatchCert: WatchCert if your fully automated companion for authenticating, selling, buying, and valuing luxury watches. It is powered by advanced artificial intelligence and a vast database of over 50,000 official, verified and trusted references. Upload your watch images and let WatchCert analyze your luxury watch details to verify its’ authenticity and appraise its value. Export a professional and shareable report of your interaction and activities. + Receive a detailed 100-point inspection report and watch authenticity score + Convenient and secure authentications as fast as 90 seconds + Export authentication report for collectors, buyers, and sellers, resale verification, or insurance Whether you want to sell or buy a luxury watch or just want to simply protect your investment, WatchCert has got you covered! It provides you with details of proof, clarity, and confidence that you need. Get real authentication right from your own phone. Features of WatchCert: + Authenticate luxury watches with AI-powered accuracy referenced against 50,000+ documents + Receive a full 100-point inspection report + Verify serial numbers, dial, movement, all markings and metadata + Manage and organize your collection + Prove authenticity and value — instantly So, why wait? Download WatchCert now! Whether you are buying a new piece, preparing to sell an old luxury watch, or simply protecting your investment, WatchCert gives you the proof you need with the convenience you expect. Terms of Use: https://www.fourleafclover.io/terms Privacy Policy: https://www.fourleafclover.io/privacy

Screenshots

Invoice Manager ▸Invoice Maker4 screens
WatchCert4 screens

Verdict

The call

Invoice Manager ▸Invoice Maker and WatchCert both sit at 4.6 stars, but that hides the real split: 95% of WatchCert's written reviews are positive against 49% of Invoice Manager ▸Invoice Maker's. WatchCert also leads on monetization model (free with in-app purchases vs paid) and iOS requirement (15 vs 17.0). On price, rating, ratings volume and update cadence 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 Manager ▸Invoice Maker sells 10 in-app purchases, starting at $9.99 per month and WatchCert sells 9 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

WatchCert holds the better App Store score, 4.7 against 4.6. Both are backed by a comparable volume of ratings — 18 and 24 respectively. Written reviews point the same way: 49% of Invoice Manager ▸Invoice Maker's written reviews are positive against 95% of WatchCert's.

UpkeepUpdate frequency

Invoice Manager ▸Invoice Maker ships an update weekly, WatchCert fortnightly. The most recent releases landed on November 10, 2026 and November 8, 2026 respectively.

Scorecard3 real differences · 7 level
Invoice Manager ▸Invoice Maker versus WatchCert: the parameters behind the verdict, then further details
ParameterInvoice Manager ▸Invoice MakerWatchCert
PriceFreeFree
Rating4.6 (18 ratings)4.7 (24 ratings) — better
Positive reviews49.1% of reviews95.0% of reviews — better
Number of ratings1824 — better
Update frequencyWeekly — betterFortnightly
AdsNoNo
In-app purchasesYesYes
MonetizationPaidFree with in-app purchases — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015 — better
Further details — not scored
Size115 MB54 MB
Age rating4+4+
DeveloperiCubemedia Inc.Jobo

Customer experience

Invoice Manager ▸Invoice Maker

All ratings10 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews277 reviews
Positive49.1%
Neutral5.8%
Negative45.1%

WatchCert

All ratings24 ratings
Positive91.7%
Neutral4.2%
Negative4.2%
Written reviews20 reviews
Positive95.0%
Neutral0.0%
Negative5.0%

Bugs and requests

Invoice Manager ▸Invoice Maker

Reported bugs

18 issues
  • App crashes on startup or during data migration
  • Login credentials not recognized after update
  • Password reset link non-functional
  • Data loss during app updates
  • Syncing hiccups between devices
Show 13 more
  • Invoice preview not displaying correctly
  • Email sending failures
  • App freezing when opening existing invoices
  • Logo not saving or displaying properly
  • Random invoice number generation
  • Invoice descriptions getting scrambled when items deleted
  • QuickBooks export spinning indefinitely
  • App crashes when importing data
  • Backup and restore failures
  • Slow performance with large datasets
  • Incompatibility with newer iOS versions
  • Receipt photos being replaced with business logo
  • Currency conversion errors

Requested features

14 requests
  • Custom invoice numbering
  • Discount per item instead of subtotal only
  • Dark mode option
  • Desktop/computer version
  • Advanced search functionality for invoices
Show 9 more
  • Ability to customize menu items and labels
  • Swipe credit card feature
  • Improved CSV import functionality
  • Better backup and restore mechanisms
  • Support for additional currencies
  • Custom field additions
  • Batch invoice operations
  • More detailed reporting and analytics
  • Integration with additional payment systems

WatchCert

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Invoice Manager ▸Invoice Maker

Subscriptions3
  • Monthly-Subscription7 Days trial$9.991 Month
  • Max Plan$19.991 Month
  • Yearly-Subscription7 Days trial$99.991 Year
One-time7
  • Unlimited Time Sheets$14.99
  • Unlimited Receipts$19.99
  • 6 Month Backup Plan$29.99
Show 4 more
  • 1 Year Backup Plan$49.99
  • Sync: Device to Device$59.99
  • Unlock Invoice Manager$79.99
  • Lifetime Plan$199.99
9 purchases

WatchCert

Subscriptions2
  • WatchCert Collector$9.991 Month
  • WatchCert Pro$24.991 Month
One-time7
  • Authentication Certificate$4.99
  • WatchCert Pro extra report$6.99
  • WatchCert Collector extra report$9.99
Show 4 more
  • WatchCert Single Authentication$12.99
  • Three Authentications$29.99
  • Expert Consultation$29.99
  • Pack of Ten$49.99

Questions

Is Invoice Manager ▸Invoice Maker free?
Invoice Manager ▸Invoice Maker is free to download, with in-app purchases available.
Is WatchCert free?
WatchCert is free to download, with in-app purchases available.
Which has better reviews, Invoice Manager ▸Invoice Maker or WatchCert?
WatchCert is rated higher. Invoice Manager ▸Invoice Maker averages 4.6 out of 5 from 18 ratings, while WatchCert averages 4.7 from 24 ratings.
Do Invoice Manager ▸Invoice Maker or WatchCert have ads?
Neither Invoice Manager ▸Invoice Maker nor WatchCert shows ads.
Which is updated more often, Invoice Manager ▸Invoice Maker or WatchCert?
Invoice Manager ▸Invoice Maker ships an update weekly, and WatchCert fortnightly. Most recently, Invoice Manager ▸Invoice Maker was updated on November 10, 2026 and WatchCert on November 8, 2026.

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