Comparison

AngelTech 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

AngelTech

This event companion app helps attendees navigate conferences and trade shows. View schedules, bookmark sessions, connect with speakers and other participants, and manage your event access. It provides essential tools for a seamless event experience.

Highlights
  • View event agenda
  • Bookmark favorite talks and receive notifications
  • Browse sponsor and speaker lists
  • Chat with other attendees
  • Network by scanning badges
  • View attendee list
  • Access QR code for badge printing
Features
Read full description

The AngelTech app has been created to use as a digital companion while you are attending the event. Features of the AngelTech app include: - View the agenda - Bookmark your favourite talks and get notified when they are starting - View our sponsor and speaker list - Chat with other attendees via text chat - Network with other attendees by scanning their badges - View the full attendee list - View your QR code to print your badge - FAQ section to answer common questions about the event

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

AngelTech4 screens
# Simple Invoice4 screens

Verdict

The call

The clearest difference is in-app purchases: AngelTech at none against # Simple Invoice's 2. # Simple Invoice's advantage is update cadence (every 8 days vs every 3 weeks) and iOS requirement (15.6 vs 17.0). On price, 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. # Simple Invoice sells 2 in-app purchases, starting at $1.99 per month. AngelTech asks for nothing beyond the download.

UpkeepUpdate frequency

AngelTech ships an update every 3 weeks, # Simple Invoice every 8 days. The most recent releases landed on September 27, 2026 and October 7, 2026 respectively.

Scorecard3 real differences · 5 level
AngelTech versus # Simple Invoice: the parameters behind the verdict, then further details
ParameterAngelTech# Simple Invoice
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 3 weeksEvery 8 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.6 — better
Further details — not scored
Size145 MB48 MB
Age rating4+4+
DeveloperAngel Business Communications LimitedYUKI TANAIKE

In-app purchases

None

AngelTech

No in-app purchases

2 purchases

# Simple Invoice

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

Questions

Is AngelTech free?
AngelTech is free to download, with no in-app purchases.
Is # Simple Invoice free?
# Simple Invoice is free to download, with in-app purchases available.
Do AngelTech or # Simple Invoice have ads?
Neither AngelTech nor # Simple Invoice shows ads.
Which is updated more often, AngelTech or # Simple Invoice?
AngelTech ships an update every 3 weeks, and # Simple Invoice every 8 days. Most recently, AngelTech was updated on September 27, 2026 and # Simple Invoice on October 7, 2026.

Other comparisons