FREEDOM251

Freedom251 › Productivity

Free and open first

Best Project Estimation Software in 2026

Planning a project means making estimates you can use to weigh cost, effort, and available resources. Compare the agile and cost estimation options, the methods each entry uses, and whether historical data, resource capacity, or scenario planning are included. Free-plan availability and paid-from pricing provide additional points of comparison. Buildxact and STACK are among the entries, alongside Trimble Quadri and Planning Poker Online. If you are choosing software for a particular workflow, consider which estimation approach and planning capabilities are relevant to your work, then weigh those against the listed cost details.

  1. 1

    Buildxact

    Free plan AndroidAPIiPhone+1

    Buildxact covers estimating and project management for residential construction, with a free plan and paid tiers.

    7.6 Free plan · paid from $169/mo (annual) · 14-day trial Visit site
  2. 2

    STACK

    Free plan AndroidAPIiPhone+2
    7.1 Free plan · 7-day trial Visit site
  3. 3

    PlanningPoker.live

    Free plan ExtensionWeb

    PlanningPoker.live supports several estimation styles and both live and asynchronous team participation.

    7.0 Free plan · paid from $9 Visit site
  4. 4

    Jestimate

    Free plan Web

    Jestimate combines planning poker with retrospectives and team activity records in a browser-based service. Review the tier-specific usage and retention limits before choosing a plan.

    6.9 Free plan Visit site
  5. 5

    Planning Poker

    Free plan Web

    Planning Poker provides a shared estimation flow, with story imports and exports and a free Basic option. Check its participant limits and per-organizer paid pricing against your team’s needs.

    6.9 Free plan · 14-day trial Visit site
  6. 6

    Planning Poker Online

    Free plan Web

    Planning Poker Online offers browser-based estimation with several voting modes, decks, and issue-import options.

    6.8 Free plan · paid from $30/mo · 15-day trial Visit site
  7. 7

    UltimatePlanningPoker

    Free plan Web

    UltimatePlanningPoker combines estimation sessions and retrospective boards in a free web service with no sign-up requirement.

    6.5 Free plan Visit site
  8. 8

    Bid4Build

    Free trial AndroidiPhoneWeb

    Choose Bid4Build if your building business needs blueprint takeoffs, estimating, project documents, and online supplier bids in one workflow.

    6.4 Free plan Visit site
  9. 9

    Clear Estimates

    Free trial AndroidAPIiPhone+3

    Clear Estimates combines localized cost data with estimating, proposals, change orders and invoicing.

    6.4 From $59/mo (annual) · 30-day trial Visit site
  10. 10

    Estimate Rocket

    Free trial AndroidAPIiPhone+1

    Estimate Rocket covers estimating, project operations, customer management, and reporting for contractors.

    6.4 From $139/mo · 30-day trial Visit site
  11. 11

    Float

    Free trial AndroidAPIiPhone+1

    Float combines team scheduling, project planning, and financial reporting in one resource-planning product. The 30-day Pro trial offers a way to assess it before choosing a paid plan.

    6.3 From $7/mo · 30-day trial Visit site
  12. 12

    AASHTOWare Project Estimator

    Paid APISelf-hostedWindows

    AASHTOWare Project Estimator focuses on transportation cost estimation, historical data, funding, reporting, and system integration.

  13. 13

    ConEst IntelliBid

    Paid AndroidiPhoneMac+2

    IntelliBid combines electrical estimating with supplier pricing integrations and optional plan-takeoff and reporting tools.

    5.9 Pricing on request Visit site
  14. 14

    DESTINI Estimator

    Paid APIMacSelf-hosted+2

    Choose DESTINI Estimator if your construction or preconstruction team needs estimates and takeoffs tied to project data, cost history, and collaborative controls.

    5.9 Pricing on request Visit site
  15. 15

    HCSS

    Paid AndroidAPIiPhone+2

    HCSS covers estimating through reporting for heavy civil and infrastructure contractors, with connected project, safety, fleet, and cloud tools.

    5.8 Pricing on request Visit site
  16. 16

    Procore

    by Procore
    Paid AndroidAPIiPhone+1

    Procore combines construction project management tools with broad capabilities, integrations, and browser and mobile access.

    5.6 Pricing on request Visit site
  17. 17

    Sage Estimating

    Free trial Windows
    5.6 Pricing on request Visit site
  18. 18

    TeamRetro

    Free trial APIWeb

    TeamRetro supports several team meeting formats, with integrations, API connections and an assistant for organizing meeting output.

    5.6 From $20.83/mo · 30-day trial Visit site
  19. 19

    ProPricer

    Paid APISelf-hostedWindows
    5.4 Pricing on request Visit site
  20. 20

    B2W Software

    Paid AndroidiPhoneWeb

    B2W Software combines project and field capabilities with three progressively detailed plan tiers. Buyers should confirm pricing and which tier includes the features they need.

    5.3 Pricing on request Visit site
  21. 21

    McCormick Systems

    Paid Self-hostedWebWindows

    McCormick Systems brings trade-specific takeoff and estimating tools into a workflow that reaches the bid proposal and can connect awarded jobs to FOUNDATION.

    5.3 Pricing on request Visit site
  22. 22

    SEER for Software (SEER-SEM)

    Paid Self-hostedWebWindows

    SEER-SEM brings several estimation and planning dimensions into one paid product. Its parametric method and broad listed inputs are the main factors to assess before requesting a quote.

    5.3 Pricing on request Visit site
  23. 23

    CausewayOne Estimating

    Paid Web

    Contractors and subcontractors looking to manage estimates, takeoffs, tender documents, and bid comparisons in a collaborative cloud platform should consider CausewayOne Estimating.

    5.2 Pricing on request Visit site
  24. 24

    Trimble WinEst

    Paid APIWebWindows

    Choose WinEst if your contracting team needs a database-driven workflow for quantity takeoff, estimates, and bids, with historical cost data and shared project information.

    5.2 Pricing on request Visit site
  25. 25

    RIB CostX

    Paid Windows
    4.0 Pricing on request Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

More in Productivity