Comparison

ClientDrawer vs # Simple Invoice

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

Head to head
About

ClientDrawer

Features
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ClientDrawer – Die smarte App für Ihre Kundenverwaltung Behalten Sie Ihre Kunden immer im Blick – mit ClientDrawer, der intelligenten Lösung für eine effiziente Kundenverwaltung. Verwalten Sie Ihre Kundenkontakte als smarte, mobile Kundenkartei und haben Sie jederzeit und überall Zugriff auf alle wichtigen Kundendaten. - Alle Kundendaten immer griffbereit – Speichern und organisieren Sie Kundeninformationen übersichtlich und sicher. - Dokumente, Aufgaben & Notizen zuweisen – Ordnen Sie Ihren Kunden relevante Dateien, To-dos oder wichtige Notizen direkt zu. - Mobil & flexibel – Verwalten Sie Ihre Kunden bequem unterwegs – ob im Büro, beim Kundentermin oder im Homeoffice. - Effizient & intuitiv – Dank einer benutzerfreundlichen Oberfläche sparen Sie Zeit und arbeiten produktiver. Mit ClientDrawer wird Kundenmanagement einfach, schnell und smart. Perfekt für Unternehmen, Selbstständige und Vertriebsteams, die ihre Kundenbeziehungen aktiv gestalten möchten.

About

# Simple Invoice

Features
Read full description

Create and manage invoices easily on your smartphone or tablet. With an intuitive interface, anyone can create professional invoices in seconds. Simple and easy to use, suitable for businesses, freelancers, sole proprietors, shops, and personal use. Create invoices smoothly for products, services, projects, and client work. Create invoices on the go and complete everything from sharing to printing instantly. A perfect invoice maker app to improve productivity and simplify your billing workflow. ■ Features ・Intuitive Interface Clean and simple design. Create and edit invoices easily, even for first-time users. ・Quick Invoice Creation Enter basic information to generate invoices instantly. Save time and manage your billing work more efficiently. ・Flexible Layouts Choose from simple, standard, or detailed layouts. Create invoices that fit your needs. ・Item Management Add items, quantities, and prices with automatic total calculation. Taxes, discounts, and totals are calculated instantly. ・Invoice Information Add invoice date, due date, invoice number, and payment details. Manage important invoice information in one place. ・Payment Information Add payment methods, payment terms, or bank transfer details. Create invoices that match each transaction. ・Customization Freely edit titles, labels, and content. Create clean and professional invoices. ・Notes Add notes, terms, or additional details. Keep all necessary information together. ・Easy Printing Print directly from your smartphone or tablet. Output your invoices instantly when needed. ・Export & Share Export as PDF files and share via email or chat easily. Send invoices to customers or clients without hassle. ・Import Import saved data and continue editing anytime. Reuse past invoices to improve efficiency. ・Ready to Use No account required. Start using the app immediately after installation.

Screenshots

ClientDrawer3 screens
# Simple Invoice4 screens

Verdict

The call

The clearest difference is price: # Simple Invoice at Free against ClientDrawer's $4.99. # Simple Invoice also leads on update cadence (every 8 days vs every 3 weeks) and iOS requirement (15.6 vs 17.6). ClientDrawer's advantage is in-app purchases (none vs 2). On ads 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

# Simple Invoice is free to download; ClientDrawer costs $4.99 up front. # Simple Invoice sells 2 in-app purchases, starting at $1.99 per month. ClientDrawer asks for nothing beyond the download.

UpkeepUpdate frequency

ClientDrawer ships an update every 3 weeks, # Simple Invoice every 8 days. The most recent releases landed on October 11, 2026 and October 18, 2026 respectively.

Scorecard4 real differences · 2 level
ClientDrawer versus # Simple Invoice: the parameters behind the verdict, then further details
ParameterClientDrawer# Simple Invoice
Price$4.99Free — better
Update frequencyEvery 3 weeksEvery 8 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.6 — better
Further details — not scored
Size71 MB48 MB
Age rating4+4+
DeveloperPRESONIC SoftwareYUKI TANAIKE

In-app purchases

None

ClientDrawer

No in-app purchases

2 purchases

# Simple Invoice

Subscriptions2
  • Invoice Pro (Monthly)$1.991 Month
  • Invoice Pro (Annual)$18.001 Year

Questions

Is ClientDrawer free?
ClientDrawer costs $4.99, with no in-app purchases.
Is # Simple Invoice free?
# Simple Invoice is free to download, with in-app purchases available.
Do ClientDrawer or # Simple Invoice have ads?
Neither ClientDrawer nor # Simple Invoice shows ads.
Which is updated more often, ClientDrawer or # Simple Invoice?
ClientDrawer ships an update every 3 weeks, and # Simple Invoice every 8 days. Most recently, ClientDrawer was updated on October 11, 2026 and # Simple Invoice on October 18, 2026.

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