# Fast Complaint Software > Fast Complaint Software is complaint and service-ticket management software with SLA follow-up, 8D root-cause CAPA, WhatsApp automation and Dhruv AI Fast Complaint Software — base URL https://www.fastcomplaintsoftware.com/. Built by Improsys (Pune, India) under the Fast Technology brand; part of the Fast Suite of 12 manufacturing & business software products. ## Core pages - [About Us](https://www.fastcomplaintsoftware.com/about-us): Fast Complaint Software is a Fast Technology product built in Pune (Nigdi) by Improsys — improvement in system - [Best CAPA Software in India](https://www.fastcomplaintsoftware.com/best-capa-software-india): Best CAPA software in India for manufacturers: Fast Complaint vs Qualityze CAPA, Effivity, Zoho Desk and Fresh - [Best Complaint Software for Manufacturing](https://www.fastcomplaintsoftware.com/best-complaint-management-software-for-manufacturing-india): Best complaint software for Indian manufacturers, compared plainly: Fast Complaint vs Zoho Desk, Freshdesk, Qu - [Blog](https://www.fastcomplaintsoftware.com/blog): Practical guides on complaint handling, the 8D method, ISO 9001 compliance and the Customer Satisfaction Index - [Complaint Software Pricing](https://www.fastcomplaintsoftware.com/complaint-software-pricing): Fast Complaint Software pricing is scoped to your operation — users, modules like 8D CAPA and feedback, channe - [Contact Us & Book a Free Demo](https://www.fastcomplaintsoftware.com/contact-us): Book a free Fast Complaint Software demo or get a quote. Tell us how complaints reach you and a specialist rep - [Customer Service Ticketing Software](https://www.fastcomplaintsoftware.com/customer-service-ticketing): Customer service ticketing software — one queue for IVR, WhatsApp and email complaints, SLA dashboards, ageing - [Fast Complaint vs Zoho Desk](https://www.fastcomplaintsoftware.com/fast-complaint-vs-zoho-desk): Fast Complaint vs Zoho Desk, compared honestly: a manufacturing complaint, 8D and CAPA tool versus a B2C suppo - [Field Service Complaint Software](https://www.fastcomplaintsoftware.com/field-service-complaint-software): Service ticket software for field service, AMC and OEM teams — installation, breakdown and preventive visits s - [Free Complaint Register + CAPA Tracker (Excel Template)](https://www.fastcomplaintsoftware.com/free-complaint-register-capa-excel): Free complaint register and CAPA tracker in Excel for manufacturers: log complaints, root cause, corrective ac - [Complaint Software Integrations](https://www.fastcomplaintsoftware.com/integrations): Connect Fast Complaint Software to WhatsApp, Dhruv AI analytics, IVR telephony and email/SMS alerts — plus nat - [ISO 9001 Complaint Management Software](https://www.fastcomplaintsoftware.com/iso-9001-complaint-management): ISO 9001 complaint management software mapping clause 8.7 and 10.2 to a real workflow — capture, root cause, v - [Knowledge Base](https://www.fastcomplaintsoftware.com/knowledge-base): Straight answers on complaint and service tickets, categories and priorities, SLA follow-up, 8D root cause, fe - [Complaint Management Learn Hub](https://www.fastcomplaintsoftware.com/learn): The complete Complaint Management learn hub — in-depth guides across fundamentals, methods, operations, India - [Manufacturing Complaint Management Software](https://www.fastcomplaintsoftware.com/manufacturing-complaint-software): Complaint software for manufacturers — field failures logged against customer and item, defect photo evidence, ## Features - [8D Root Cause & CAPA Software](https://www.fastcomplaintsoftware.com/features/8d-capa-root-cause): Escalate complaints into structured 8D CAPA — fishbone analysis, Problem Solving Report, Past Trouble Database - [Complaint Ticketing Software](https://www.fastcomplaintsoftware.com/features/complaint-ticketing): Capture complaints from phone, IVR, WhatsApp or email as auto-numbered tickets — customer and order links, def - [Customer Feedback & CSI Software](https://www.fastcomplaintsoftware.com/features/customer-feedback-csi): Supervisor-verified closure, scheduled feedback after resolution, ratings, feedback-due alerts and a Customer - [Field Service Ticket Software](https://www.fastcomplaintsoftware.com/features/service-tickets): Log installation, breakdown and after-sales requests as service tickets — assign engineers, schedule visits, f - [Complaint SLA, Follow-up & Escalation](https://www.fastcomplaintsoftware.com/features/sla-followup-escalation): Priority plus due date set the SLA on every ticket. Follow-up scheduling, ageing views, responsibility trackin ## Integrations - [Complaint Software Integrations](https://www.fastcomplaintsoftware.com/integrations): Connect Fast Complaint Software to WhatsApp, Dhruv AI analytics, IVR telephony and email/SMS alerts — plus nat - [Dhruv AI](https://www.fastcomplaintsoftware.com/integrations/dhruv-ai): Dhruv AI adds intelligence to Fast Complaint Software: role dashboards on live complaint data, AI insight summ - [Email & SMS Alerts](https://www.fastcomplaintsoftware.com/integrations/email-sms-alerts): Fast Complaint Software sends email and SMS alerts on every ticket event: assignment notifications, follow-up - [IVR & Telephony Integration](https://www.fastcomplaintsoftware.com/integrations/ivr-telephony): Fast Complaint Software integrates cloud IVR telephony: inbound calls auto-create or attach to complaint and s - [WhatsApp Complaint Management Integration](https://www.fastcomplaintsoftware.com/integrations/whatsapp): Fast Complaint Software integrates WhatsApp with complaint handling: complaints arrive on WhatsApp, customers ## Guides & Blog - [Blog](https://www.fastcomplaintsoftware.com/blog): Practical guides on complaint handling, the 8D method, ISO 9001 compliance and the Customer Satisfaction Index - [The 8D Method Explained](https://www.fastcomplaintsoftware.com/blog/8d-method-explained): A practitioner's walk through 8D — D0 to D8 discipline by discipline, fishbone analysis, CAPA, past-trouble re - [Customer Satisfaction Index](https://www.fastcomplaintsoftware.com/blog/customer-satisfaction-index): What a Customer Satisfaction Index is, how to capture ratings after complaint resolution, roll them into a CSI - [ISO 9001 Complaint Handling](https://www.fastcomplaintsoftware.com/blog/iso-9001-complaint-handling): A plain-language walkthrough of ISO 9001 clauses 8.7 and 10.2 for complaint handling — what auditors ask for, - [What is Complaint Management Software?](https://www.fastcomplaintsoftware.com/blog/what-is-complaint-management-software): A buyer's guide to complaint management software — why inboxes and spreadsheets fail, the intake-to-feedback l - [Complaint Management Learn Hub](https://www.fastcomplaintsoftware.com/learn): The complete Complaint Management learn hub — in-depth guides across fundamentals, methods, operations, India - [The 8D Problem-Solving Method (D0–D8) Explained](https://www.fastcomplaintsoftware.com/learn/8d-problem-solving-method): The 8D method explained discipline by discipline (D0–D8): interim containment vs permanent corrective action, - [8D Reports for Indian Auto Component Suppliers: OEM Demands](https://www.fastcomplaintsoftware.com/learn/8d-reports-indian-auto-suppliers): 8D reports for Indian auto component suppliers: what OEMs and Tier-1s demand — containment, occurrence and esc - [After-Sales Service Management](https://www.fastcomplaintsoftware.com/learn/after-sales-service-management): A guide to after-sales service management — complaints, service visits, warranty and AMC, recurring-defect roo - [Automotive Complaint Management & 8D](https://www.fastcomplaintsoftware.com/learn/automotive-customer-complaint-management): How automotive OEMs and suppliers handle customer complaints with 8D, 24h containment, IATF 16949 and fishbone - [Benefits of Complaint Management Software Over Email & Excel](https://www.fastcomplaintsoftware.com/learn/benefits-of-complaint-management-software): Benefits of complaint management software for manufacturers: numbered tickets, ageing dashboards, 8D root caus - [CAPA for Customer Complaints: Correction vs Corrective vs Preventive](https://www.fastcomplaintsoftware.com/learn/capa-customer-complaints): CAPA for complaint handling: correction vs corrective vs preventive action, the CAPA process, effectiveness ve - [Common Complaint Handling Mistakes (and Fixes)](https://www.fastcomplaintsoftware.com/learn/common-complaint-handling-mistakes): The ten most common complaint handling mistakes — WhatsApp-only intake, no owner, symptom fixes, self-closing - [Complaint Categories and Priorities](https://www.fastcomplaintsoftware.com/learn/complaint-categorisation-priority): How complaint categories and priorities drive routing and SLA, with a starter category taxonomy for manufactur - [The Complaint Handling Process](https://www.fastcomplaintsoftware.com/learn/complaint-handling-process): The complaint handling process in eight steps: capture, categorise, assign, investigate, resolve, verify, clos - [Complaint Management for Indian SMEs: Off WhatsApp & Registers](https://www.fastcomplaintsoftware.com/learn/complaint-management-india-sme-guide): A complaint management buying guide for Indian SMEs: moving off WhatsApp and registers, field-engineer workflo - [Complaint Management KPIs & Reports That Matter](https://www.fastcomplaintsoftware.com/learn/complaint-management-kpis-reports): The complaint management KPIs and reports that matter: ageing, SLA compliance, repeat-complaint rate, Pareto a - [Complaint Management Trends in India 2026](https://www.fastcomplaintsoftware.com/learn/complaint-management-trends-india): Complaint management trends in India 2026: WhatsApp-first intake, consumer and OEM pressure, AI triage and clu - [Complaint Management vs Helpdesk Software](https://www.fastcomplaintsoftware.com/learn/complaint-management-vs-helpdesk-software): Complaint management vs helpdesk software: helpdesk stops at resolved; complaint management adds root cause, C - [Complaint SLA & Escalation Management: Response, Resolution & Tiers](https://www.fastcomplaintsoftware.com/learn/complaint-sla-escalation-management): How complaint SLAs and escalation work: response vs resolution targets, a priority matrix, escalation tiers, a - [Complaint Management Software Price in India (2026)](https://www.fastcomplaintsoftware.com/learn/complaint-software-price-india): Complaint management software price in India, in rupees: one-time licence vs cloud subscription, GST, implemen - [Complaint Verification & Controlled Closure](https://www.fastcomplaintsoftware.com/learn/complaint-verification-closure): Complaint verification and controlled closure: why handlers should not self-close tickets, the supervisor rele - [Complaints vs Service Tickets](https://www.fastcomplaintsoftware.com/learn/complaint-vs-service-ticket): Complaint ticket vs service ticket: what triggers each, how they flow, when service becomes chargeable, and wh - [Turning Complaints into Continuous Improvement](https://www.fastcomplaintsoftware.com/learn/complaints-continuous-improvement): Turn complaints into continuous improvement: Pareto analysis, a past-trouble database, horizontal deployment a - [Customer Satisfaction Index (CSI): CSI vs NPS vs CSAT](https://www.fastcomplaintsoftware.com/learn/customer-satisfaction-index-csi): The Customer Satisfaction Index explained — how CSI is calculated, how it differs from NPS, CSAT and CES, and - [Customer Service Ticketing Guide](https://www.fastcomplaintsoftware.com/learn/customer-service-ticketing-guide): A guide to customer service ticketing — the ticket lifecycle, categories, priority and SLA, omnichannel intake - [Field Service Complaint Management](https://www.fastcomplaintsoftware.com/learn/field-service-complaint-management): How field service teams capture, schedule and resolve complaints and service visits on one engine — SLA follow - [How Complaint Management Software Works](https://www.fastcomplaintsoftware.com/learn/how-complaint-management-software-works): How complaint management software works: intake by phone, IVR, email or entry; customer and item linkage; life - [How to Reduce Customer Complaints: A Root-Cause Playbook](https://www.fastcomplaintsoftware.com/learn/how-to-reduce-customer-complaints): Reduce customer complaints at the root cause: capture everything, Pareto the vital few, run 8D/CAPA, deploy fi - [ISO 9001 Complaint Handling in India: Clauses 8.2.1, 9.1.2 & 10.2](https://www.fastcomplaintsoftware.com/learn/iso-9001-complaint-handling-india): ISO 9001 complaint handling in India explained: clauses 8.2.1, 9.1.2, 10.2 and 8.7, the records NABCB auditors - [Manufacturing Complaint Management](https://www.fastcomplaintsoftware.com/learn/manufacturing-complaint-management): How manufacturers capture, categorise and resolve product complaints at root cause with 8D, CAPA and ISO 9001 - [Root-Cause Analysis: Fishbone (Ishikawa) & 5 Whys Guide](https://www.fastcomplaintsoftware.com/learn/root-cause-analysis-fishbone-guide): Root-cause analysis on complaints with the fishbone (Ishikawa) 6M categories and 5 Whys — how to build the dia - [Warranty Complaint Management: Claims, Field Failures & Recovery](https://www.fastcomplaintsoftware.com/learn/warranty-complaint-management): Managing warranty complaints: claim intake and entitlement, RMA and field failures, 8D root cause, supplier co - [What Is Complaint Management? Complete Guide for Quality & Service Teams](https://www.fastcomplaintsoftware.com/learn/what-is-complaint-management): Complaint management explained: the full lifecycle, complaint vs service tickets, SLA, 8D and fishbone root ca