Pricing & Flexible Plans

Zentari Software
— Engagement Models

We offer transparent, flexible engagement models tailored to your project's needs and scale. Whether you need a full system build, ongoing development, or reliable maintenance, we have a plan built for clarity and trust.

Fixed-Price Development

One-Time, No Maintenance

Project-based pricing
/ one-time engagement
Best For: Projects with strict budgets and tightly defined scopes.

How it works

We define the entire project scope upfront and determine a flat fee divided across key milestones. You get full code ownership upon delivery.

Payment Structure

Milestone-based (e.g., 30% upfront, 40% dev, 30% delivery)

Included

  • Fixed Scope & Timeline
  • Custom Software Build
  • Full Source Code Ownership
  • Deployment & Setup Assistance
  • 30-Day Bug Fix Warranty

Not Included

  • Long-term server maintenance
  • Feature additions post-launch

Any new feature requests or scope changes require a separate quote.

Most Popular

Monthly System Development

Build-As-You-Go

Monthly development retainer
/ billed per month
Best For: Startups and dynamic projects needing continuous evolution.

How it works

You retain us on a monthly basis. We iteratively design, build, test, and ship features without needing heavy upfront requirements.

Payment Structure

Flat monthly retainer billed at the start of the cycle.

Included

  • Flexible Scope Adjustments
  • Continuous Iterative Delivery
  • Direct Developer Access
  • Priority Technical Support
  • Code Ownership (after completion)

Not Included

  • Large bulk upfront deliveries in a single month

Minimum 3-Month Commitment to establish team velocity.

Hybrid Model

One-Time Build + Monthly Maintenance

One-time build + optional monthly support
/ flexible engagement
Best For: Established businesses wanting initial setup plus long-term stability.

How it works

A one-time fee to build your core software system, followed by an optional monthly ongoing retainer to handle hosting, updates, and maintenance.

Payment Structure

Milestones for build + Optional scheduled monthly payments.

Included

  • Initial Comprehensive System Build
  • Immediate Source Code Ownership
  • Ongoing Hosting & Uptime Monitoring
  • Regular Bug Fixes & Minor Tweaks
  • No Vendor Lock-In

Not Included

  • Major refactors or massive new architectures in monthly phase

Monthly maintenance is fully optional and can be canceled anytime.

Compare Data & Decisions

Decide exactly how you want to invest in your custom software build. No vendor lock-in.

Fixed-Price Development

  • Upfront:High (Milestone payments)
  • Monthly:None
  • Ownership:100% Upon delivery
  • Best For:Clearly defined scope, strict budget

Monthly System Dev

Recommended
  • Upfront:Low (Just first month)
  • Monthly:₱10k – ₱15k
  • Ownership:Immediate & Continuous
  • Best For:Evolving startups, flexible scope

Hybrid Model

  • Upfront:High (Initial Build)
  • Monthly:Custom (Maintenance)
  • Ownership:100% Immediate
  • Best For:Stability post-launch, ongoing support

Frequently Asked Questions

Everything you need to know about how we manage pricing, ownership, and scope.

Get a Custom Quote

Ready to discuss your project?
Let's find the engagement model that works best.