Best At Customer Portal Apps

221+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated May 2026

With an average user rating of 4.5★, the at customer portal category is one of the App Store's strongest. Browse all 221+ apps we track, sorted so the most loved ones surface first.

Top Picks for At Customer Portal

TaxDome Client Portal#1

TaxDome Client Portal by TaxDome LLC

Client interactions made easy
Editor's Choice
💰 Finance
4.9😊(39K ratings)
Free
TaxDome Client Portal screenshot 1
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TaxDome Client Portal screenshot 5
TaxDome Client Portal screenshot 6

Securely connect with your accounting professional to manage documents, communicate, and complete tasks. Review, upload, and sign documents, chat securely, and pay invoices all within a user-friendly interface.

What We Love

  • 👍 Easy to navigate
  • 🚀 Convenient and efficient
  • 🔒 Secure and private
  • 💡 Helpful and informative

Room to Improve

  • 🐛 Occasional technical issues
  • 🐛 Difficulty with certain features
  • 🐛 Inconsistent performance
Intuit QuickBooks for Business#3

Intuit QuickBooks for Business by Intuit Inc.

Accounting & Invoicing with AI
Worth Considering
💼 Business
4.7😐(249K ratings)
FreeAdsIn-App Purchases
#4in Business
Intuit QuickBooks for Business screenshot 1
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Manage your business finances on the go with AI-powered accounting and invoicing tools. Accept payments, track expenses, generate invoices from photos, and automatically track mileage for tax deductions. Syncs with your online account for up-to-date financial data.

What We Love

  • 🚀 Efficient invoicing and expense tracking
  • 👍 Intuitive and user-friendly interface
  • 💡 Helpful mileage tracking feature
  • 🚀 Seamless bank account integration

Room to Improve

  • 🐛 Frequent crashes and glitches
  • 🔍 Lack of visibility into bank transactions
  • 🔍 Inability to edit or customize invoices

More At Customer Portal apps to explore

4
PayPal Business
PayPal Business
PayPal Business
Track sales and Send invoices
Free

Manage your business finances on the go. Create and send invoices, track sales trends, transfer money, and access customer information. This app acts as your mobile business manager, simplifying financial tasks for merchants of all sizes.

Create and send invoicesTrack sales trendsManage money and sales
💼 Business
(29K)
free with in-app purchases
5
MyISP Portal
MyISP Portal
MyISP Portal
Customized self-service portal
Free

A customized self-service portal for internet service provider customers. Manage your profile, view billing and payment history, change services, and track support tickets.

Profile managementDocument reviewOnline payments
💼 Business
(7)
free
6
GoDaddy Commerce: POS Payments
GoDaddy Commerce: POS Payments
GoDaddy Commerce: POS Payments
Sell, Get Paid, Grow
Free

Manage your business sales, inventory, and payments from your phone. This app offers fast checkout with barcode scanning, flexible payment options, and comprehensive business management tools. Grow your business on the go with ease.

Barcode scanning for faster checkoutReal-time stock level trackingFlexible payment options (Tap to Pay, Pay Links, QR Codes)
💼 Business
(16K)
free with in-app purchases
7
Billdu: Invoice Estimate Maker
Billdu: Invoice Estimate Maker
Billdu: Invoice Estimate Maker
Billing & Quote Generator
Free

Create professional invoices and estimates quickly for your small business. This app helps you get paid faster with online payment options, track expenses by scanning receipts, and manage clients and inventory. It's designed for freelancers and contractors to maintain a professional image and streamline billing.

Customizable invoice templatesInstant estimates and invoicesOnline payment processing
💼 Business
(25K)
free with in-app purchases
8
FreshBooks Invoicing App
FreshBooks Invoicing App
FreshBooks Invoicing App
Accounting & Expense Tracking
Free

This app simplifies business finances by offering professional invoicing, expense tracking, and mileage logging. It helps manage clients, track billable hours, and generate financial reports for better business insights. Get paid faster with online payment options and access award-winning customer support.

Professional invoicingExpense tracking with receipt photosAutomated mileage tracking
💼 Business
(11K)
freemium
9
Smart Receipts: Expenses & Tax
Smart Receipts: Expenses & Tax
Smart Receipts: Expenses & Tax
Finance Tracking & Scanner
Free

This app transforms your smartphone into an expense management tool. Scan receipts, track mileage, and generate detailed reports to simplify tax filings and financial organization. It offers automatic backups and AI-powered OCR for secure and efficient data handling.

Scan and organize receiptsTrack mileage for deductionsGenerate customizable reports (PDF, CSV, ZIP)
💰 Finance
(13K)
free with in-app purchases
10
Carvant Customer Portal
Carvant Customer Portal
Carvant Customer Portal
by Carvant Financial LLC
Free

Manage your account details, view payment history, and make online payments. Locate nearby payment centers, retrieve contract documents, and update your contact and insurance information. Send messages directly to the company through the portal.

View balance and due dateAccess payment historyMake online payments
💰 Finance
(3)
free
11
Dext: Expense Tracker
Dext: Expense Tracker
Dext: Expense Tracker
Sync Receipts with QuickBooks
Free

Effortlessly digitize and manage business expenses from receipts and invoices. Automate data extraction, categorization, and integration with accounting software to save time and simplify tax compliance.

Automated data extraction from receipts and invoicesAI-powered OCR with 99% accuracySeamless integration with QuickBooks and Xero
💼 Business
(7K)
free with in-app purchases
12
Clover Go - Dashboard & POS
Clover Go - Dashboard & POS
Clover Go - Dashboard & POS
Run your business on the Go
Free

This app empowers small business owners to manage their operations and accept payments remotely. Track sales, monitor employee performance, and process transactions securely from your mobile device.

Run business from anywhereTrack sales in real-timeAccept contactless payments
💰 Finance
(62K)
free
13
Clients: Your Client Book, CRM
Clients: Your Client Book, CRM
Clients: Your Client Book, CRM
Manage Your Customer Database
Free

Effortlessly store and manage your client data with this simple and beautiful application. Organize customer interactions, make notes, import contacts, and set reminders. Communicate with clients via email, SMS, or direct calls, all from one place.

Client data storageContact importReminders and notes
💼 Business
(398)
free with in-app purchases
14
Square: Retail Point of Sale
Square: Retail Point of Sale
Square: Retail Point of Sale
Payment, Inventory Management
Free

This app provides a comprehensive point-of-sale system for retail businesses. It allows you to accept payments, manage inventory across multiple locations, track customer data, and manage employee timecards. Seamlessly integrate in-store and online sales for a unified business operation.

Accept all major payment typesBarcode scanner for quick salesMulti-location inventory tracking
💼 Business
(15K)
free with in-app purchases
15
Accounting Client Portal
Accounting Client Portal
Accounting Client Portal
Talk to your accountant
Free

This app facilitates seamless communication and document sharing between clients and their accountants. It allows users to securely upload files, ask questions, and access financial statements for informed decision-making.

Effortless communication with accountantSecure file and receipt sharingQuick access to financial statements
💼 Business
(19)
free
16
Square - Dashboard for POS
Square - Dashboard for POS
Square - Dashboard for POS
Simple, Powerful POS Analytics
Free

Monitor your business performance, finances, and team from anywhere in real time. Track sales, manage cash flow, and update schedules with this powerful analytics tool.

Real-time business monitoringSales and performance trackingFinancial management
💼 Business
(2.6K)
ad-supported
17
Karbon for Clients
Karbon for Clients
Karbon for Clients
Accounting firm client portal
Free

Securely share files, exchange information, and communicate with your accounting firm. Manage tasks and stay connected with your advisors from your mobile device. Track project progress and reduce back-and-forth communication.

Secure file sharingClient-advisor communicationTask management
📊 Productivity
(3)
free
18
Xero Accounting for business
Xero Accounting for business
Xero Accounting for business
Invoice Maker, Expenses & Tax
Free

Manage your business finances on the go. Create and send invoices, track expenses, monitor cash flow, and accept contactless payments. This app helps small business owners stay productive and maintain financial oversight.

Invoice creation and sendingContactless payment acceptanceCash flow tracking
💼 Business
(1.6K)
free with in-app purchases
19
Veryfi Receipts OCR & Expenses
Veryfi Receipts OCR & Expenses
Veryfi Receipts OCR & Expenses
Project Based QBO Bookkeeping
Free

This app offers fast and secure OCR data extraction from receipts, bills, and invoices. It automates manual entry, saving significant time on bookkeeping and project management. Features include AI-powered vendor recognition, transaction detail extraction, and secure document storage.

Fast OCR data captureAI-powered data extractionAutomated bookkeeping
💼 Business
(1.8K)
free
20
SumUp Business
SumUp Business
SumUp Business
Tap to Pay, paiements et POS
Free

This app allows businesses to accept payments, manage inventory, send invoices, and track sales. It offers features like payment links, QR codes, and gift cards to facilitate transactions and boost customer engagement. The platform also provides tools for financial management and reporting.

Accept paymentsManage item catalogTrack sales reports
💼 Business
(689)
free with in-app purchases