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Head-to-head · Lease Administration Software

Spacebase vs CoStar Real Estate Manager

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score Spacebase #7 in Lease Administration Software 8.7/10 Pricing on request ✓ 2 of 5 features Visit Spacebase
CoStar Real Estate Manager #8 in Lease Administration Software 8.6/10 Pricing on request ✓ 2 of 5 features Visit CoStar

Spacebase leads on 0 checks, CoStar Real Estate Manager on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSpacebase · 8.7/10

Spacebase scores higher on our rubric for lease administration software: 8.7 against 8.6 out of 10; our editors rank them #7 and #8.

Spacebase is the better fit for integrated lease accounting teams. CoStar Real Estate Manager is the better fit for large portfolios needing mature lease accounting.

  • Spacebase fits best

    Integrated lease accounting teams

  • CoStar Real Estate Manager fits best

    Large portfolios needing mature lease accounting

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Spacebase 8.7/10 Visit ↗ CoStar Real Estate Manager 8.6/10 Visit ↗
At a glance
Editor score 8.7 8.6
Ranking #7 in Lease Administration Software #8 in Lease Administration Software
Best for Integrated lease accounting teams Large portfolios needing mature lease accounting
Pricing model Paid Paid
Starting price Pricing on request Pricing on request
Free plan Not checked yet Not checked yet
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Support Docs Email
Integrations 6 integrations 4 integrations
Built for Small business, Mid-market, Enterprise Mid-market, Enterprise
Features Spacebase 2/5 · CoStar Real Estate Manager 2/5
Lease abstraction Not checked yet Not checked yet
Critical-date alerts ✓ ✓
Rent schedule tracking Not checked yet Not checked yet
Lease accounting ✓ ✓
Approval workflows Not checked yet Not checked yet
Specs
Lease limit Not checked yet Not checked yet
Accounting standards Not checked yet Not checked yet
Our review
Pros
  • Supports ASC 842, IFRS 16, and GASB 87 lease accounting
  • Combines journal entries, amortization, disclosures, alerts, and documents
  • Connects with NetSuite, Oracle, SAP, Coupa, Sage Intacct, and QuickBooks
  • Supports ASC 842, IFRS 16 and other accounting standards
  • Combines alerts, renewals, payments, modifications and approvals
  • Integrates with SAP, Oracle, Workday and NetSuite
Cons
  • Pricing requires a sales conversation rather than published standard plans
  • The stated platform is web, with no other platform listed
  • Teams may need to validate fit for tenant-facing portal workflows
  • Pricing is quote-based and metered by leases, transactions or locations
  • Available as a web platform rather than a broader platform mix
  • Its enterprise scope may exceed the needs of smaller portfolios
Our verdict

Spacebase is cloud-based lease accounting and administration software for finance, accounting, and real estate teams. It brings lease terms, critical dates, documents, expenses, payments, reports, and approvals into one web-based system.…

Read the review →

CoStar Real Estate Manager is a cloud-based lease lifecycle platform for enterprise real estate and finance teams. It brings together lease accounting for real estate and equipment leases, lease administration, transaction management,…

Read the review →
  1. SpacebaseLease Administration Software 8.7Pricing on request
  2. CoStar Real Estate ManagerLease Administration Software 8.6Pricing on request

Strengths and trade-offs

  • Spacebase — where it wins

    • Supports ASC 842, IFRS 16, and GASB 87 lease accounting
    • Combines journal entries, amortization, disclosures, alerts, and documents
    • Connects with NetSuite, Oracle, SAP, Coupa, Sage Intacct, and QuickBooks

    Where it doesn't

    • Pricing requires a sales conversation rather than published standard plans
    • The stated platform is web, with no other platform listed
    • Teams may need to validate fit for tenant-facing portal workflows

  • CoStar Real Estate Manager — where it wins

    • Supports ASC 842, IFRS 16 and other accounting standards
    • Combines alerts, renewals, payments, modifications and approvals
    • Integrates with SAP, Oracle, Workday and NetSuite

    Where it doesn't

    • Pricing is quote-based and metered by leases, transactions or locations
    • Available as a web platform rather than a broader platform mix
    • Its enterprise scope may exceed the needs of smaller portfolios
  • Spacebase8.7/10 · Pricing on request

    A web-based lease platform for accounting, administration, reporting, and ERP-connected workflows.

    Visit SpacebaseFull verdict →
  • CoStar Real Estate Manager8.6/10 · Pricing on request

    A mature web platform for enterprise lease accounting, compliance and portfolio workflows.

    Visit CoStarFull verdict →

More comparisons

All lease administration software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update