Solsten vs. LeaseAccounting.app

Solsten is an innovative platform that utilizes artificial intelligence to support mid-market brokers, operators, and syndicators in the commercial real estate underwriting process, specifically designed for those who have progressed beyond using Excel yet find ARGUS Enterprise to be excessive for their needs. Users can develop intricate financial models that feature multi-property pro formas, thorough lease-by-lease rent rolls, a range of exit strategies, and complex investor distribution waterfalls—whether European, American, or hybrid promote—along with sophisticated modeling for step-up amortization and recoveries tied to CAM, NNN, and multifamily RUBS. The platform's AI assistant, Saga, provides personalized support that addresses the unique aspects of each user's transaction rather than engaging in generic discussions. Furthermore, Solsten ensures that every assumption is carefully versioned, all formulas are clear and auditable, and outputs can be exported effortlessly. In contrast to ARGUS Enterprise, which carries a significant cost of $5,000 to over $15,000 per seat annually, Solsten Professional is competitively priced at $1,932 per year, including access for two editor seats. There is also a complimentary tier available that enables users to test the platform's features with one property and one analysis monthly without requiring a credit card. Tailored specifically for independent brokers, acquisition teams, syndication sponsors, and CRE fund managers, Solsten streamlines the underwriting process, making it more efficient and effective. Consequently, it proves to be an essential resource for those aiming to optimize their real estate investment strategies while minimizing unnecessary costs associated with traditional software.

LeaseAccounting.app is the self-serve IFRS 16 and FRS 102 lease accounting platform built for SME finance teams that need audit-ready compliance without spreadsheets, implementation consultants, or six-figure software contracts. Made by ZenTreasury Oy in Helsinki, Finland with EU-only data hosting. Who it's for: group controllers, finance managers, and CFOs at companies reporting under IFRS 16, FRS 102 (UK GAAP), and ASC 842 (coming soon), typically managing 5 to 50 leases across 1 to 10 entities. Core workflow: upload your lease contracts; AI-assisted contract extraction reads each PDF and proposes around 25 fields with confidence scoring; you review and approve; the deterministic calculation engine produces the right-of-use asset, lease liability, journal entries, schedules, modifications, remeasurements, and indexation entries automatically. Same inputs, same outputs, every time. Zen AI is advisory only and never touches a calculation. Capabilities include: Discount Rate Advisor (reference rates from central bank sources, AI drafts the rate memo for review), continuous compliance monitoring (flags indexations due, expiring leases, and overdue reassessments daily), multi-entity bookkeeping from day one, one-click audit evidence packs that auditors can verify independently, and auditor portal access with activity logging (coming soon). Integrations: journal export to SAP (BKPF/BSEG), Oracle (FBDI), Microsoft Dynamics, and NetSuite formats. Azure AD / Entra ID SSO with JIT provisioning and domain verification. Live Sage Intacct API integration in development. Pricing: free tier covers 2 leases with no credit card required. Starter €149, Growth €349, Pro €699 per month, with no per-seat pricing and generous team access included on every tier. Built IFRS-first, EU-hosted, and fully self-serve. The alternative to spreadsheet chaos and consultant-heavy enterprise lease tools.