Topaze

At a glance

• Editor score
  7.1 / 10
• Pricing
  Pricing on request
• Best for
  Teams analyzing production-rate behavior
• Free plan
  No
• Founded
  1987 · Mougins (Sophia Antipolis), France
• Facts checked
  24 Sep 2026

• Where it wins

  • Analyzes single- and multiwell rate and pressure histories.
  • Combines reservoir modeling, history matching and sensitivity analysis.
  • Connects with KAPPA-Server and other KAPPA modules.

• Where it doesn't

  • Desktop deployment is limited to Windows.
  • Its focus is rate-transient and production analysis, not a broad operations suite.
  • Pricing requires contacting sales.

Our verdict on Topaze

Topaze is KAPPA-Workstation’s rate-transient analysis module for petroleum engineers working with well and reservoir production behavior. It covers single- and multiwell analysis, reservoir modeling, history matching, decline curves and forecasting. That makes it a fit for teams interpreting pressure and rate histories or assessing future production, rather than organizations looking for a broad oil and gas operations platform. It is offered as desktop software for Windows and targets mid-market and enterprise teams.

The analysis workflow spans analytical reservoir and well models as well as numerical multiphase and nonlinear modeling. Engineers can import gauge, rate and pressure data in ASCII or Excel formats, then use parameter regression, sensitivity analysis and Arps decline-curve analysis. Forecasting can incorporate pressure constraints. This combination suits work that needs both model-based interpretation and production outlooks; teams whose primary need is field operations management or a general-purpose data platform should consider a more broadly scoped alternative.

Topaze connects with KAPPA-Server, Saphir, KAPPA-Workstation modules and OpenServer, so its ecosystem fit is strongest for organizations already using KAPPA tools. According to KAPPA’s pricing information, a validated account is required to view its price list; licensing terms describe perpetual and rental options. The published product details do not show a free plan. Choose Topaze when desktop RTA and reservoir-analysis workflows are central and KAPPA integration is useful; look elsewhere if Windows desktop deployment or a specialized analysis focus does not match the team’s needs.

Your product? Our editors can test Topaze in depth and publish a review, labelled as paid · from $149/mo →

Topaze pricing

Topaze fact sheet

Topaze integrations

Topaze lists 4 integrations on its own site.

• KAPPA-Server
• Saphir
• KAPPA-Workstation modules
• OpenServer

Alternatives to Topaze

• IFS MerrickA broad production suite for operators combining field capture, accounting, and reporting.8.9
• ProdViewConnects field capture, allocation, accounting, emissions tracking and regulatory reporting.8.8
• Upstream On DemandA broad cloud suite covering upstream operations, accounting, land, revenue, and reporting.8.7

See all Topaze alternatives →

Featured on iTechGuides

Topaze is listed in our Oil and Gas Software directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update