Comparison

Invoice Maker ▸ Invoice Simple vs 1Ci

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

Head to head
About

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.

Highlights
  • 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
Currently charting
Read full description

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

About

1Ci

Create and send professional invoices and estimates quickly from your mobile device. Ideal for freelancers and small businesses, it allows for easy client setup, item saving, and PDF generation for sharing via email or other platforms.

Highlights
  • Create invoices and estimates
  • Generate professional PDF invoices
  • Email or share invoices
  • Convert estimates to invoices
  • Apply discounts
  • Set up clients from contacts
Features
Read full description

Easy invoicing for small business owners, freelancers and contractors. Invoice and Estimate on the Go Send an invoice or estimate directly from the client. Our mobile app is perfect for on-the-go invoicing. Enter all the details you need, including tax, discounts, and more. Save items for faster invoicing later. Save your time Easy and quickly create professional Invoices and Estimates wherever you are. With a customer, between jobs, or at home. Convert estimates to invoices with one click. Share With Invoice Maker, you'll be invoicing your customers in no time and sending professional PDF invoices with ease. Share, email or print your invoices. Accept credit card payments as well as cash, check, Paypal and others. Look professional Always look professional and stay organized. Features - Create Invoice or Estimate for any your product or service - Create a PDF Invoice or estimate with a built-in PDF invoice generator - Email or share your Invoices or estimates - Send Estimates to your customers, then convert them to Invoices later - Discount on item or total - Quickly set up clients from your phone contact list - And more... For support, send email sbm@1c.ru Privacy policy: https://sbm.1c.ru/about/privacy/

Screenshots

Invoice Maker ▸ Invoice Simple4 screens
1Ci4 screens

Verdict

The call

Invoice Maker ▸ Invoice Simple and 1Ci both sit at 4.9 stars, but that hides the real split: 64% of Invoice Maker ▸ Invoice Simple's written reviews are positive against 0% of 1Ci's. Invoice Maker ▸ Invoice Simple also leads on update cadence (every 9 days vs every 17 months) and ratings volume (123K vs 5). 1Ci's advantage is in-app purchases (none vs 11) and iOS requirement (9.0 vs 15.1). On price, rating, 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

Both are free to download. Invoice Maker ▸ Invoice Simple sells 9 in-app purchases, starting at $6.99 per month. 1Ci asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for Invoice Maker ▸ Invoice Simple against 5.0 for 1Ci. That said, the two scores are not equally well evidenced: Invoice Maker ▸ Invoice Simple has 123K ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 64% of Invoice Maker ▸ Invoice Simple's written reviews are positive against 0% of 1Ci's.

UpkeepUpdate frequency

Invoice Maker ▸ Invoice Simple ships an update every 9 days, 1Ci every 17 months. The most recent releases landed on September 28, 2026 and August 12, 2026 respectively.

Scorecard7 real differences · 4 level
Invoice Maker ▸ Invoice Simple versus 1Ci: the parameters behind the verdict, then further details
ParameterInvoice Maker ▸ Invoice Simple1Ci
PriceFreeFree
Rating4.9 (123K ratings)5.0 (5 ratings) — better
Positive reviews63.9% of reviews — better0.0% of reviews
Number of ratings123K — better5
Update frequencyEvery 9 days — betterEvery 17 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
Best chart rank#9 — better—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.19.0 — better
Further details — not scored
Size209 MB120 MB
Age rating4+4+
DeveloperZenvoice Inc.1C-SOFT LIMITED LIABILITY COMPANY

Customer experience

Invoice Maker ▸ Invoice Simple

All ratings122,755 ratings
Positive97.5%
Neutral1.6%
Negative0.9%
Written reviews1,580 reviews
Positive63.9%
Neutral6.1%
Negative30.1%

1Ci

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

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
Show 1 more
  • Improve mobile and desktop app parity

1Ci

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Invoice Maker ▸ Invoice Simple

Subscriptions9
  • Essentials Monthly$6.991 Month
  • Mobile subscription$10.991 Month
  • Monthly Side Business$10.991 Month
Show 6 more
  • 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
None

1Ci

No in-app purchases

Questions

Is Invoice Maker ▸ Invoice Simple free?
Invoice Maker ▸ Invoice Simple is free to download, with in-app purchases available.
Is 1Ci free?
1Ci is free to download, with no in-app purchases.
Which has better reviews, Invoice Maker ▸ Invoice Simple or 1Ci?
1Ci is rated higher. Invoice Maker ▸ Invoice Simple averages 4.9 out of 5 from 123K ratings, while 1Ci averages 5.0 from 5 ratings.
Do Invoice Maker ▸ Invoice Simple or 1Ci have ads?
Neither Invoice Maker ▸ Invoice Simple nor 1Ci shows ads.
Which is updated more often, Invoice Maker ▸ Invoice Simple or 1Ci?
Invoice Maker ▸ Invoice Simple ships an update every 9 days, and 1Ci every 17 months. Most recently, Invoice Maker ▸ Invoice Simple was updated on September 28, 2026 and 1Ci on August 12, 2026.

Other comparisons