Invoice Maker ▸ Invoice Simple vs KingKong
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Invoice Maker ▸ Invoice Simple
Create and send professional invoices, estimates, and receipts quickly from your mobile device. This app helps individuals and growing businesses get organized, look professional, and get paid faster by accepting online payments.
- Create invoices, estimates, and receipts
- Send documents via email, text, or WhatsApp
- Accept online payments
- Customize invoices with logo and business details
- Track invoice status and get payment reminders
- Organize client and product information
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Easily create & send professional invoices, estimates, and receipts on the go! The perfect tool for individuals and growing businesses that lets you quickly create a document on the spot while with your customer. For growing businesses who want: · A simple way to make estimates, invoices, and receipts fast · Professional-looking invoices that you can send from your mobile device · An easy way to accept online payments and stop chasing checks From a landscaping invoice or estimate to a receipt for entertainment supplies in your side gig, Invoice Simple is the app for your small business. START YOUR FREE TRIAL 6 WAYS INVOICE SIMPLE MAKES YOUR LIFE AS A BUSINESS OWNER EASIER 1. SIMPLE TO USE Designed to make sure you never have to waste time “figuring out” how to make it work. 2. INVOICE ANYWHERE Standing next to your client, in your truck, or sitting at your desk, there’s no quicker way to send an invoice. 3. GET ORGANIZED Keeping track is effortless. Your entire history is collected in one place, easy to find and read. Taxes are a breeze. 4. LOOK MORE PROFESSIONAL Create professional-looking invoices and estimates on the spot. 5. GET PAID FASTER Making it easy to get paid by accepting cards with simple fee structure and low rates that you can add to an invoice - no cost to you, as well as accept checks and cash. 6. INVOICE WITH CONFIDENCE Join hundreds of thousands of small businesses who rely on Invoice Simple, consistently a top-rated invoicing app. Easily customize every aspect of your invoice, estimate, or receipt: 1. Add your logo and business details 2. Include your banking details 3. Easy-add and import client details saved in your phone contacts 4. Customize tax and add discounts 5. Accept credit card payment with simple fee structure and low rates that you can add to an invoice - no cost to you, as well as accept checks and cash 6. Add product information and attach photos 7. Include your signature Send your invoice or estimate by email, text, WhatsApp, or download it as a PDF. Get instant alerts when it's opened, paid, or is overdue with instant mobile device and email notifications. You don’t have to limit yourself to cash and checks. Just select “accept online payments” and follow the simple steps to hook up your invoices to Invoice Simple Payments. PLANS: Start with a free trial, then choose the best plan for your business: Essentials For entrepreneurs to easily start sending estimates, invoices, receipts, and receive payments. · Up to 3 invoices per month · QR code payments · Online payments · Real time read receipts · Expense tracking · Top rated mobile and web apps Plus For small businesses to send nice-looking, easy to create documents on-the-go. Everything in Essentials, plus: · Up to 10 invoices per month · Add photos · Business owner signature · Autofill client & item info · Due date reminders Premium For small businesses to improve invoice organization and make online payments easy. Everything in Plus, along with: · UNLIMITED invoices per month · Customer support 1st response priority Invoice Simple, the ultimate invoice, receipt, & estimate maker: Send simple invoices using professional templates, invoice generator, PDF invoices and quotes, online payments, bill organizer, receipt and expense tracking, and business reporting—all rolled up into one easy-to-use app. When it's time to create an estimate, invoice, or receipt for your small business, Invoice Simple will work for you. Terms of use: https://www.invoicesimple.com/terms Privacy policy: https://www.invoicesimple.com/privacy
KingKong
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Willkommen bei KingKong-Tools, Ihrem Anbieter von Verschleißwerkzeugen für die Bereiche Recycling, Forst, Bau und Agrar. Diese Geschäftskunden-App ergänzt unseren bewährten Kundenservice und bietet Ihnen eine digitale und effiziente Lösung für Ihre Werkzeugbeschaffung. Sie können rund um die Uhr Bestellungen aufgeben und Ihr Geschäftskundenkonto bequem selbst verwalten. Die benutzerfreundliche Produktsuche macht es Ihnen einfach, die gewünschten Artikel zu finden und bereits getätigte Bestellungen mit Leichtigkeit zu wiederholen. Halten Sie sich über regelmäßige Verkaufsaktionen auf dem Laufenden, um Ihre Beschaffungskosten zu optimieren. Und das Beste daran? Ihr Warenkorb synchronisiert sich automatisch auf all Ihren Geräten, damit Sie Ihre Bestellhistorie und Ihren Warenkorb jederzeit und überall griffbereit haben. Laden Sie noch heute unsere App herunter und profitieren Sie von einer neuen Art der Werkzeugbeschaffung - Einfach. Bequem. Digital.
Screenshots
Verdict
The clearest difference is in-app purchases: KingKong at none against Invoice Maker ▸ Invoice Simple's 11. Invoice Maker ▸ Invoice Simple's advantage is update cadence (every 11 days vs every 6 months) and chart position (#7 vs unranked). On price, ads, device support and iOS requirement 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
Both are free to download. Invoice Maker ▸ Invoice Simple sells 9 in-app purchases, starting at $6.99 per month. KingKong asks for nothing beyond the download.
Invoice Maker ▸ Invoice Simple ships an update every 11 days, KingKong every 6 months. The most recent releases landed on October 18, 2026 and September 28, 2026 respectively.
| Parameter | Invoice Maker ▸ Invoice Simple | KingKong |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (123K ratings) — better | — |
| Positive reviews | 63.8% of reviews | — |
| Number of ratings | 123K — better | — |
| Update frequency | Every 11 days — better | Every 6 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Best chart rank | #7 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 16.0 |
| Further details — not scored | ||
| Size | 223 MB | 3 MB |
| Age rating | 4+ | 17+ |
| Developer | Zenvoice Inc. | KingKong-Tools GmbH & Co KG |
Bugs and requests
Invoice Maker ▸ Invoice Simple
Reported bugs
4 issues- Invoices not sending properly
- App crashing or freezing
- Inability to recover deleted invoices
- Syncing issues between mobile and desktop
Requested features
6 requests- Add ability to rearrange line items
- Improve search and filtering capabilities
- Integrate with accounting software
- Add option to track expenses and profitability
- Allow multiple business profiles in one account
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- Improve mobile and desktop app parity
KingKong
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Invoice Maker ▸ Invoice Simple
- Essentials Monthly$6.991 Month
- Mobile subscription$10.991 Month
- Monthly Side Business$10.991 Month
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- Monthly Business Sub$11.991 Month
- Monthly Subscription$11.991 Month
- Monthly subscription2 variants$13.491 Month
- Plus Monthly$14.991 Month
- Monthly Standard Subscription$17.991 Month
- Premium Monthly$21.991 Month
KingKong
No in-app purchases
Questions
Is Invoice Maker ▸ Invoice Simple free?
Is KingKong free?
Do Invoice Maker ▸ Invoice Simple or KingKong have ads?
Which is updated more often, Invoice Maker ▸ Invoice Simple or KingKong?
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