Freebie Invoice Estimate Maker icon
FreeMaker - Invoice Maker icon

Simple Apps s.r.o.

For small business owners, contractors, and freelancers requiring professional billing solutions outside of a traditional office setting.

2apps4.9(3.3K)Finance

Snapshot

Who is Simple Apps s.r.o.?

Providing small business owners and freelancers with mobile-first tools to manage professional invoicing and billing on the go.

Target audience

Small business ownersContractorsFreelancers requiring professional billing solutions outside of a traditional office setting

Active nemesis

Moon Technolabs Pvt

Other rivals

Portfolio

Free 2
2
apps
Finance1

Last updated

FreeMaker - Invoice Maker

v26.3.10

5mo ago

Steady

Publisher DNA

What defines Simple Apps s.r.o.?

Publisher DNA

Primary focus

Mobile-first invoicing and financial utilities

Scale

indie

Target audience

Small business owners, contractors, and freelancers requiring professional billing solutions outside of a traditional office setting.

Signature Patterns

  • Focus on mobile-first administrative workflows for the gig economy
  • Tiered subscription monetization model with a low-volume free entry point
  • Extensive localization across multiple languages and regional English dialects
  • Integration of on-device utility features like client signatures and PDF generation
Steady

Portfolio momentum

Actively maintaining their flagship title with 3 updates in the last 6 months and a major release within the last 30 days.

Last release 28d agoActive apps 1

Portfolio

What does Simple Apps s.r.o. ship?

Apps

2 apps analysed

Visual customization library reduces switching costs

  • The simple and intuitive interface allows small business owners to generate professional invoices quickly
  • The lack of landscape orientation support on tablets hinders productivity for users with attached keyboards

Distributed across 6 markets, strongest in Europe.

Based on 1 of 2 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (2)

  • Mexico1 / 1
  • United States1 / 1

Europe (3)

  • France1 / 1
  • Germany1 / 1
  • Spain1 / 1

Asia-Pacific (1)

  • Australia1 / 1

Core markets (1/1 apps)

AustraliaFranceGermanyMexicoSpainUnited States

User Sentiment

How do users feel about their apps?

1

Positive apps

0

Neutral / mixed

0

Negative apps

85/100

Avg sentiment score

Rivals

Who does Simple Apps s.r.o. compete with?

The rivals identified

Nemeses(2)

Moon Technolabs Pvt

known forEasy Invoice Maker App by Moon

1 app4.9Finance

This app directly competes for the same freelance and small business user base by offering a comprehensive suite of invoicing and estimate generation tools.

Zenvoice

known forInvoice Simple: Invoice Maker

1 app4.8Finance

With over 167,000 reviews and a high release cadence, this app dominates the invoice-maker niche through sheer scale and long-term market presence.

Contenders(7)

Block

known forSquare Invoices: Invoice Maker

1 app4.8Finance

Backed by the massive Square ecosystem, this app provides a robust, professional-grade financial infrastructure that goes beyond simple document creation.

GetPaid

known forInvoice Maker Tofu & Receipts

1 app4.7Finance

Overlaps with the target by providing PDF generation and branding tools specifically for small business owners.

Invoice Maker Pro s.r.o.

known forFreebie Invoice Maker

1 app4.8Finance

Competes by offering integrated online payment processing, a critical feature for freelancers seeking to reduce payment latency.

Invoice2go.com

known forInvoice2go: Easy Invoice Maker

1 app4.9Finance

A long-standing market player that serves as a direct alternative for users seeking a dedicated, specialized invoicing platform.

Reckon

known forReckon Invoices

1 app3.9Finance

Targets the same professional segment but emphasizes cross-platform synchronization for users working across desktop and mobile.

TinyWork Apps

known forInvoice Maker - Tiny Invoice

2 apps4.8Finance

Targets the same mobile-first professional demographic with a focus on document creation and digital management.

Zoho

known forZoho Invoice - Invoice Maker

2 apps4.8Finance

A highly professional, enterprise-grade solution that offers deep accounting integration for users who eventually outgrow simple invoice tools.

Same space(5)

BILLDU

known forBilldu: Invoice Estimate Maker

1 app4.8Finance

A direct functional peer that mirrors the target's focus on both estimates and invoices for small business owners.

Flexible Finance

known forFlex - Rent On Your Schedule

1 app4.8Finance

Targets the same mobile-first financial user base with a focus on flexible payment scheduling.

Gridwise

known forGridwise: Gig Driver Assistant

1 app4.9Finance

Serves the same freelance audience by providing financial tracking tools tailored to gig economy workers.

Ramp Business

known forRamp

1 app4.9Finance

Operates in the broader finance category, focusing on corporate expense management and receipt automation.

Weekly

known forWeekly: Budget Planner App

1 appFinance

Addresses the financial management needs of the same user base, focusing on budgeting rather than invoicing.

New entrants(3)

Alvaro Diaz

known forRenovApp

1 app0.0Finance

A new entrant in the finance space focusing on payment tracking and local data privacy.

Contractor Plus

known forContractor+

1 app4.8Finance

A specialized, modern entrant focusing on the specific needs of the contracting industry with recent updates.

Kai Chi Tsao

known forInvoice Generator - InvPro

1 app0.0Finance

A recent arrival in the business category offering guided invoice creation for new freelancers.

The Analyst's Read

The bottom line on Simple Apps s.r.o.

Bottom line

Simple Apps s.r.o. is a disciplined indie publisher that has successfully captured a high-intent user base through a single, highly-rated financial utility. Their focus on localization and mobile-native features positions them as a strong niche alternative to broader, desktop-centric accounting suites.

Frequently asked questions

How many apps does Simple Apps s.r.o. publish?
Simple Apps s.r.o. has 2 apps tracked by Marlvel, primarily in the Finance category.
What kind of apps does Simple Apps s.r.o. make?
Simple Apps s.r.o.'s portfolio is concentrated in Finance, with an average rating of 4.9/5 across rated apps.
What is Simple Apps s.r.o.'s top app?
By review volume across the portfolio, FreeMaker - Invoice Maker is Simple Apps s.r.o.'s best-known app tracked by Marlvel.
In how many countries are Simple Apps s.r.o.'s apps available?
Marlvel has tracked Simple Apps s.r.o.'s apps across 6 countries.

What fed this analysis

Apps analyzed:
1
With full intel:
1
With overview:
1
Website scraped:
yes
Social presence:
yes

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Simple Apps s.r.o., its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Simple Apps s.r.o. intelligence.” Updated 2026-04-28. https://marlvel.ai/publishers/simple-apps-s-r-o

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Data licensed under CC-BY-NC 4.0