Best Customer Information System Apps

206+ iOS apps curated and reviewed

4.1 avg rating
20 free apps
Updated May 2026

Quo (formerly OpenPhone) is the household name in Customer Information System, but it's far from the only option. We track 206+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Customer Information System Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Quo (formerly OpenPhone)Quo (formerly OpenPhone)Free4.4★ (11K)NoYesAug 2026
2FreshdeskFreshdeskFree4.5★ (2.9K)NoNoAug 2026
3FrontAppFrontAppFree3.5★ (164)YesNoJul 2026
4Clover Go - Dashboard & POSClover Go - Dashboard & POSFree4.8★ (64K)NoNoAug 2026
5FastCustomer: Fast customer serviceFastCustomer: Fast customer serviceFree2.7★ (153)NoYesMay 2026
6CIS Perumda Air Minum SurabayaCIS Perumda Air Minum SurabayaFree5.0★ (2)NoNoJun 2026
7Loyverse POS - Point of SaleLoyverse POS - Point of SaleFree4.7★ (366)NoNoAug 2026
8Melon CRM Customer ManagementMelon CRM Customer ManagementFree4.8★ (33)NoYesAug 2026

Top Picks for Customer Information System

Quo (formerly OpenPhone)#1

Quo (formerly OpenPhone) by OpenPhone Technologies Inc

Business calling and texting
Editor's Choice
💼 Business
4.4😊(11K ratings)
FreeIn-App Purchases
#55in Business
Quo (formerly OpenPhone) screenshot 1
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Quo (formerly OpenPhone) screenshot 3
Quo (formerly OpenPhone) screenshot 4
Quo (formerly OpenPhone) screenshot 5
Quo (formerly OpenPhone) screenshot 6

This app provides a unified platform for business calls, texts, and customer information, enabling personalized customer relationships at scale. It features AI-powered call answering, flexible routing, and a mini CRM to ensure no customer is missed and to facilitate business growth.

What We Love

  • 🚀 Great phone
  • 👍 Fantastic App
  • 👍 Great app!
  • 👍 Great service

Room to Improve

  • 🔇 Unable to mute individual numbers
  • 🐛 SMS notifications don't alert sometimes
  • 🔒 Forced to let AI read all of our messages
Freshdesk#2

Freshdesk by FRESHWORKS TECHNOLOGIES PRIVATE LIMITED

Strong Contender
💼 Business
4.5😞(2.9K ratings)
Free
Freshdesk screenshot 1
Freshdesk screenshot 2
Freshdesk screenshot 3
Freshdesk screenshot 4
Freshdesk screenshot 5
Freshdesk screenshot 6

Manage customer support inquiries from multiple channels directly from your mobile device. Prioritize tickets, assign agents, and automate routine tasks to ensure prompt and efficient customer service. Stay updated with real-time notifications.

What We Love

  • 🚀 Easy to use
  • 🚀 Convenient mobile access
  • 🚀 Helpful for on-the-go support
  • 🚀 Great ticketing system

Room to Improve

  • 🐛 Unreliable notifications
  • 🐛 Buggy and unstable
  • 🐛 Poor search and filtering
FrontApp#3

FrontApp by FrontApp. Inc.

Customer operations platform
Worth Considering
💼 Business
3.5😐(164 ratings)
FreeAds
FrontApp screenshot 1
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FrontApp screenshot 4

This platform streamlines customer communication for support, sales, and account management teams. It combines help desk efficiency with email familiarity, using automated workflows and real-time collaboration to deliver exceptional service at scale.

What We Love

  • 👥 Excellent for shared team inboxes
  • 🎯 Streamlined email collaboration
  • ⚡ Desktop and web versions are solid
  • 🔄 Useful commenting and tagging features

Room to Improve

  • 🐢 Slow app performance and loading times
  • 🐛 Frequent crashes and freezing
  • 📱 Mobile app significantly behind desktop version

More Customer Information System apps to explore

4
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
(64K)
free
5
FastCustomer: Fast customer service
FastCustomer: Fast customer service
FastCustomer: Fast customer service
by FastCustomer, Inc.
Free

Avoid long customer service hold times with this app. It navigates phone menus for you and connects you to a live agent, ringing your phone when they're ready. Access support for thousands of companies across various industries.

Navigate phone trees automaticallyConnect to live agentsReceive a call when agent is ready
🌟 Lifestyle
(153)
free with in-app purchases
6
CIS Perumda Air Minum Surabaya
CIS Perumda Air Minum Surabaya
CIS Perumda Air Minum Surabaya
by Perusahaan Daerah Air Minum Surya Sembada
Free

Access monthly water bills, track usage history, and submit meter readings independently. Report and monitor service complaints, find payment locations, and get news updates. Pay bills via VA or QRIS.

Submit independent meter readingsView monthly water bills and usage historyPay bills via VA or QRIS
💼 Business
(2)
free
7
Loyverse POS - Point of Sale
Loyverse POS - Point of Sale
Loyverse POS - Point of Sale
POS System & Stock Control
Free

This point-of-sale software helps businesses manage sales, inventory, and customer loyalty. It allows for real-time tracking of stock, sales analytics, and personalized customer service. Suitable for various business types, it offers offline sales recording and integration with hardware like receipt printers.

Point-of-sale systemReal-time inventory trackingSales analytics
💼 Business
(366)
free with in-app purchases
8
Melon CRM Customer Management
Melon CRM Customer Management
Melon CRM Customer Management
Client Relationship System
Free

This cloud-based system helps business owners manage client relationships by tracking communications and appointments. It offers automated reminders, a calendar, and PDF client records, accessible from both mobile and PC.

Client communication trackingAutomated appointment remindersAppointment calendar
💼 Business
(33)
free with in-app purchases
9
CRM by DealerSocket
CRM by DealerSocket
CRM by DealerSocket
by SOLERA HOLDINGS, INC
Free

Manage customer relationships and sales tasks on the go. This mobile CRM allows you to search and add customers, scan VINs, find inventory, and send follow-up messages, all from your smartphone.

Search and add customersScan driver's license or VINFind inventory
💼 Business
(2.6K)
free
10
Sky Up System
Sky Up System
Sky Up System
by ProSoftware Technologies llc
Free

This system helps sales teams in retail environments organize their leads and track customer interactions. It provides real-time stats and notifications to ensure fair lead distribution and improve sales performance. Managers can oversee the entire sales process and generate reports from anywhere.

Manage "Up Rotation List"Real-time stats and reportsPush notifications and SMS messaging
💼 Business
(17)
free
11
Customer Database
Customer Database
Customer Database
Simple Customer Management
Free

Manage customer information securely on your mobile device, separate from personal contacts. Sync data with a MySQL server for backup and multi-device access. Includes GDPR tools, customer grouping, birthday management, and newsletter capabilities.

Secure customer managementMySQL server syncGDPR tools
🔧 Utilities
(42)
free with in-app purchases
12
Keap Mobile
Keap Mobile
Keap Mobile
Keap CRM, available on the go!
Free

Manage customer information, tasks, and notes from anywhere. This app provides mobile access to your CRM, helping you stay organized and make a great impression. It includes features like a business card scanner, appointment scheduling, and payment processing.

Add/access customer info, tasks, and notesMobile reminders and alertsBusiness card scanner
💼 Business
(1.8K)
free with in-app purchases
13
Alto’s POS & Inventory System
Alto’s POS & Inventory System
Alto’s POS & Inventory System
Cafe, Resto, Bar, Shop, Retail
Free

This app provides a comprehensive point of sale and inventory management system for cafes, restaurants, bars, shops, and retail businesses. It offers features like sales tracking, inventory control, employee management, and customer relationship management to help businesses operate efficiently and increase profitability.

Point of Sale systemInventory managementEmployee time clock
💼 Business
(21)
free with in-app purchases
14
SalesVu POS for iPhone
SalesVu POS for iPhone
SalesVu POS for iPhone
by SalesVu
Free

This free point-of-sale application offers comprehensive features for small to medium businesses, including retail, restaurants, and services. It supports inventory management, customer tracking, online ordering, and various payment methods, with cloud-based multi-store management.

Unlimited product/service itemsInventory control and barcode scanningCustomer history and email invoices
💼 Business
(6)
free
15
Lightspeed Restaurant POS (L)
Lightspeed Restaurant POS (L)
Lightspeed Restaurant POS (L)
L-Series | One-stop platform
Free

Streamline restaurant operations with a comprehensive point-of-sale system. Manage menus, orders, payments, and customer data from an iPad, with offline capabilities and detailed reporting. Includes free onboarding and 24/7 support.

Intuitive iPad interfaceOffline mode for uninterrupted serviceMenu and floor plan customization
💼 Business
(30)
ad-supported
16
Queue Management System (QMS)
Queue Management System (QMS)
Queue Management System (QMS)
by General Microsystems Sdn Bhd
Free

Avoid long waits at stores by checking real-time busyness and getting virtual tickets from your phone. Monitor your ticket status, receive alerts when your turn is near, and get service personnel details. Rate your experience to help improve store services.

Check store busynessGet virtual ticketsMonitor ticket status
📊 Productivity
(1)
free
17
LuxorCRM
LuxorCRM
LuxorCRM
by Next Gear Solutions LLC
Free

This online CRM tool helps businesses streamline sales, enhance marketing, and build stronger customer relationships. Its user-friendly interface offers top-tier functionality for B2B, B2C, and mixed-mode organizations.

Streamline sales cycleImprove marketing effortsStrengthen customer relationships
📊 Productivity
(55)
free
18
Gorgias Helpdesk
Gorgias Helpdesk
Gorgias Helpdesk
by Gorgias Inc.
Free

Manage customer support across email, live chat, phone, and social media from a single mobile interface. Streamline ticket management, view customer history, and respond instantly with templates and macros to save time and money.

Unified inbox for all channelsView customer history across channelsRespond instantly with templates
📊 Productivity
(77)
freemium
19
AutoAlert
AutoAlert
AutoAlert
by AutoAlert, Inc.
Free

This app connects dealership teams to customer opportunities and processes initiated through a data-mining platform. It allows users to manage tasks, access customer information, communicate with teams and clients, and track progress, all from a mobile device.

Task management and assignmentCustomer information accessPersonalized offers and engagement tracking
💼 Business
(39)
free
20
POS Billing System by Moon
POS Billing System by Moon
POS Billing System by Moon
Retail Point of Sale & Payment
Free

Streamline retail and restaurant operations with a powerful point-of-sale system. Enhance workflow speed, manage orders, track inventory, and process payments efficiently. Gain insights with an interactive dashboard and simplify checkout for customers.

Order ManagementQR Code MenuInventory Tracking
💼 Business
(27)
free with in-app purchases

FAQ about Customer Information System

What are the best Customer Information System apps for iPhone?
Quo (formerly OpenPhone) tops our Customer Information System apps ranking as of May 2026, with a 4.4-star average from 11K App Store ratings, and it's free to download.
Yes — 20 of the top Customer Information System apps we rank are free to download, including Quo (formerly OpenPhone) and Freshdesk.
Quo (formerly OpenPhone) has no ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 206+ Customer Information System apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
Quo is a business phone system that unifies calls, texts, and customer information into a single platform. It helps businesses build personal customer relationships at scale by providing tools like shared inboxes, internal notes, and a mini CRM.
Key features include a unified platform for calls and texts, shared inboxes for team visibility, a mini CRM with custom contact properties, AI-powered 24/7 call answering, and flexible call routing to ensure efficient customer response.