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Rev.io Billing vs Abby Comparison (2026)

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Rev.io Billing logo

Rev.io Billing

Abby logo

Abby

Overview

Rev.io delivers agile billing and a powerful customer management system to scale with your growing business.

Abby helps businesses ensure that customer documents are legal and comply with the rules. Customers can pay online and receive reminders for late payments.

  • Platforms supported
  • Web-based
  • iPhone app
  • Android app
  • Windows Phone app
  • Typical customers
  • Freelancers
  • Small businesses
  • Mid size businesses
  • Large enterprises
  • Customer support
  • Phone
  • Online
  • Knowledge base
  • Video tutorials
  • Platforms supported
  • Web-based
  • iPhone app
  • Android app
  • Windows Phone app
  • Typical customers
  • Freelancers
  • Small businesses
  • Mid size businesses
  • Large enterprises
  • Customer support
  • Phone
  • Online
  • Knowledge base
  • Video tutorials

Video & Screenshots

No videos yet

Pricing

Starting from

3000

  • Free trial available
  • Credit cardless trial
  • Free account
  • Subscription based

Starting from

0.01

Per month

  • Free trial available
  • Credit cardless trial
  • Free account
  • Subscription based

User reviews

4.1

26

5

4

3

2

1

15

7

0

0

4

  • Value for money
  • Ease of use
  • Features
  • Customer support
80%
would recommend this app

4.7

604

5

4

3

2

1

481

103

13

4

3

  • Value for money
  • Ease of use
  • Features
  • Customer support
87%
would recommend this app

Pros

Not enoughreviews yet

Pros

“Simple and easy to understand and use, very intuitive set up.”
EC

Emmeline C.

Writer

“Abby, is a software that presents several features that allows us to manage our activities in a simple and easy way.”
AD

Assimi D.

Marketing and communication director

“I also liked how the calls were recorded.”
JP

Jason P.

Owner

Cons

Not enoughreviews yet

Cons

“It got too pricey for us.”
JP

Jason P.

Owner

“Price a bit high and features very difficult to master”
DM

Djabire M.

Manger

  • Vendor responds to reviews
  • Last review5 years ago
  • Vendor responds to reviews
  • Last review7 months ago

Key features

  • Total features42
  • API
  • Accounting
  • Accounting Integration
  • Accounts Payable
  • Activity Dashboard
  • Activity Tracking
  • Alerts/Notifications
  • Automated Quoting
  • Backup and Recovery
  • Bank Reconciliation
  • Billing & Invoicing
  • Billing Portal
  • CRM
  • Client Management
  • Client Portal
  • Compliance Management
  • Configurable Workflow
  • Contact Database
  • Contact Management
  • Contingency Billing
  • Contract/License Management
  • Credit Card Processing
  • Currency Management
  • Customer Accounts
  • Customizable Billing
  • Customizable Branding
  • Customizable Invoices
  • Customizable Reports
  • Customizable Templates
  • Data Import/Export
  • Data Synchronization
  • Data Visualization
  • Deferred Billing
  • Discount Management
  • Document Management
  • Document Storage
  • Dunning Management
  • Electronic Payments
  • Electronic Signature
  • Email Management
  • Email Reminders
  • Employee Management
  • Estimating
  • Expense Tracking
  • Financial Analysis
  • Financial Reporting
  • Flexible Rate Tables
  • General Ledger
  • HR Management
  • Hourly Billing
  • Inventory Management
  • Invoice Creation
  • Invoice History
  • Invoice Management
  • Invoice Processing
  • Master Data Management
  • Mobile Access
  • Mobile Payments
  • Monitoring
  • Multi-Currency
  • Multi-Location
  • Multi-Period Recurring Billing
  • Multiple Payment Options
  • Online Invoicing
  • Order Management
  • Payment Processing
  • Performance Metrics
  • Post-Paid Service
  • Pre-Paid Service
  • Pricing Management
  • Pricing and Cost Calculations
  • Product Catalog
  • Project Accounting
  • Project Billing
  • Project Management
  • Purchase Order Management
  • Purchasing & Receiving
  • Quotes/Estimates
  • Rating Engine
  • Real-Time Data
  • Real-Time Reporting
  • Recurring Invoicing
  • Recurring/Subscription Billing
  • Refund Management
  • Reminders
  • Reporting & Statistics
  • Sales Tax Management
  • Secure Data Storage
  • Self Service Portal
  • Service Provisioning
  • Service Request Management
  • Status Tracking
  • Tax Calculation
  • Third-Party Integrations
  • Time & Expense Tracking
  • Transaction History
  • Transaction Monitoring
  • Usage Tracking/Analytics
  • Vendor Management
  • Workflow Automation
  • Workflow Management
  • Total features88
  • API
  • Accounting
  • Accounting Integration
  • Accounts Payable
  • Activity Dashboard
  • Activity Tracking
  • Alerts/Notifications
  • Automated Quoting
  • Backup and Recovery
  • Bank Reconciliation
  • Billing & Invoicing
  • Billing Portal
  • CRM
  • Client Management
  • Client Portal
  • Compliance Management
  • Configurable Workflow
  • Contact Database
  • Contact Management
  • Contingency Billing
  • Contract/License Management
  • Credit Card Processing
  • Currency Management
  • Customer Accounts
  • Customizable Billing
  • Customizable Branding
  • Customizable Invoices
  • Customizable Reports
  • Customizable Templates
  • Data Import/Export
  • Data Synchronization
  • Data Visualization
  • Deferred Billing
  • Discount Management
  • Document Management
  • Document Storage
  • Dunning Management
  • Electronic Payments
  • Electronic Signature
  • Email Management
  • Email Reminders
  • Employee Management
  • Estimating
  • Expense Tracking
  • Financial Analysis
  • Financial Reporting
  • Flexible Rate Tables
  • General Ledger
  • HR Management
  • Hourly Billing
  • Inventory Management
  • Invoice Creation
  • Invoice History
  • Invoice Management
  • Invoice Processing
  • Master Data Management
  • Mobile Access
  • Mobile Payments
  • Monitoring
  • Multi-Currency
  • Multi-Location
  • Multi-Period Recurring Billing
  • Multiple Payment Options
  • Online Invoicing
  • Order Management
  • Payment Processing
  • Performance Metrics
  • Post-Paid Service
  • Pre-Paid Service
  • Pricing Management
  • Pricing and Cost Calculations
  • Product Catalog
  • Project Accounting
  • Project Billing
  • Project Management
  • Purchase Order Management
  • Purchasing & Receiving
  • Quotes/Estimates
  • Rating Engine
  • Real-Time Data
  • Real-Time Reporting
  • Recurring Invoicing
  • Recurring/Subscription Billing
  • Refund Management
  • Reminders
  • Reporting & Statistics
  • Sales Tax Management
  • Secure Data Storage
  • Self Service Portal
  • Service Provisioning
  • Service Request Management
  • Status Tracking
  • Tax Calculation
  • Third-Party Integrations
  • Time & Expense Tracking
  • Transaction History
  • Transaction Monitoring
  • Usage Tracking/Analytics
  • Vendor Management
  • Workflow Automation
  • Workflow Management

Integrations

  • Total integrationsN/A
  • Make
  • Stripe Payments
  • YouTrust
  • Total integrations3
  • Make
  • Stripe Payments
  • YouTrust