Alternatives
Choose Harvest if…
- you need a simple timer and calendar view for logging hours
- you need invoices generated automatically from tracked time
- you need project profitability reports to see margins per
- you need a freemium plan that lets a solo user start for
- you need QuickBooks integration for seamless accounting
Choose GLPI if…
- you need ITIL‑aligned incident and change management
- you need data‑center infrastructure tracking
- you need free, open‑source software you can customize
- you need built‑in software license auditing
- you need asset management without MSP‑focused billing
Choose Teamwork.com if…
- you need AI‑powered resource scheduling to avoid
- you need built‑in budget and cost tracking per project
- you need client intake forms and approval workflows
- you need capacity planning for workload balancing
- you need integrations with CRM and accounting tools like
How to Decide
itflow is known as an all‑in‑one PSA built for Managed Service Providers (MSPs). The alternatives split into a few clear camps: Harvest leans on cloud‑based time tracking and invoicing with built‑in profitability reporting; GLPI is a self‑hosted open‑source IT asset and service‑desk platform that follows ITIL processes; Teamwork.com offers AI‑powered project and resource management with capacity planning for agency‑focused profitability.
When comparing these tools, the key factors that actually matter are: 1) Deployment model – itflow and GLPI run self‑hosted while Harvest and Teamwork.com are cloud/SaaS; 2) Pricing structure – itflow and GLPI are free/open source, Harvest uses a freemium tier and Teamwork.com requires a paid subscription; 3) Core functional focus – itflow centers on PSA ticketing and billing for MSPs, Harvest on time‑tracking and invoicing, GLPI on IT asset/service‑desk management, and Teamwork.com on AI‑driven project and resource planning; and 4) Openness and customizability – itflow and GLPI provide open‑source code and community support for deep customization, whereas Harvest and Teamwork.com are proprietary platforms with limited code access.
All Alternatives
“Harvest provides time‑tracking, invoicing and profitability reporting, core PSA features MSPs compare when choosing a billing solution.”
“GLPI offers the same core IT asset, ticketing and service‑desk functions that MSPs need, mirroring itflow’s management suite.”
“Both are PSA‑style platforms that combine project management, client billing and resource tracking for service‑based firms.”
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