DoorLoop vs Dwarf Fortress vs Earnest: Which Is Right for You in 2026?

These three products only share a directory category, not a market: DoorLoop is real estate management software, Dwarf Fortress is a colony-simulation video…

DoorLoop

Subscription · From $69/month

Best for: Landlords and property management companies that want rent collection, accounting, tenant screening, and maintenance requests unified in one platform.

Dwarf Fortress

One-time purchase · From Free (classic version) / $30 (Steam edition)

Best for: Simulation-game fans who want to build, manage, and defend a procedurally generated dwarven colony.

Earnest

Interest-based lending (APR, no origination or prepayment fees) · From Fixed APR from around 4.70%; variable APR from around 6.13% (subject to change with market rates)

Best for: People refinancing student debt or shopping for a private student or personal loan with no origination or prepayment fees.

At a Glance

 DoorLoopDwarf FortressEarnest
Primary categoryProductivityProductivityProductivity
RatingNot documentedNot documentedNot documented
Pricing modelSubscriptionOne-time purchaseInterest-based lending (APR, no origination or prepayment fees)
Starting price$69/monthFree (classic version) / $30 (Steam edition)Fixed APR from around 4.70%; variable APR from around 6.13% (subject to change with market rates)
Free planNot documentedNot documentedNot documented
Free trialNot documentedNot documentedNot documented
PlatformsWeb, iOS, AndroidMac, WindowsWeb
Team collaborationNot documentedNot documentedNot documented
AI featuresYesNot documentedNot documented
Public APINot documentedNot documentedNot documented

Standout Differences

Three completely different industries

DoorLoop is property-management SaaS, Dwarf Fortress is entertainment software, and Earnest is a financial services company. There's no buyer persona who is genuinely torn between these three purchases.

DoorLoop, Dwarf Fortress, Earnest

Three different pricing structures

DoorLoop runs on a recurring subscription starting at $69/month, Dwarf Fortress is a one-time purchase (free in its classic form, $30 on the Steam edition), and Earnest isn't priced in dollars per month at all — you pay through interest, with fixed APRs starting around 4.70%. Comparing "which is cheaper" only makes sense within, not across, these three.

DoorLoop, Dwarf Fortress, Earnest

Earnest is a lender, not software you use daily

Unlike DoorLoop or Dwarf Fortress, Earnest isn't a tool you log into to do work or play — it's a loan product from a San Francisco fintech owned by Navient. Its "features" are loan terms (APR, no origination or prepayment fees), not a dashboard or gameplay.

Earnest

DoorLoop is the only one built for a recurring business workflow

Of the three, only DoorLoop is designed for ongoing operational use — landlords and property managers logging in regularly to collect rent, screen tenants, and track maintenance. Dwarf Fortress is a leisure product and Earnest is a one-time (or occasional) financial transaction.

DoorLoop

Feature-by-Feature

Category & Purpose

FeatureDoorLoopDwarf FortressEarnest
Property/rental management softwareAvailableUnavailableUnavailable
Entertainment / gaming productUnavailableAvailableUnavailable
Consumer lending / financing productUnavailableUnavailableAvailable

Pricing & Plans

FeatureDoorLoopDwarf FortressEarnest
Recurring monthly subscriptionAvailableUnavailableUnavailable
One-time purchase optionUnavailableAvailableUnavailable
Free version availableNot documentedAvailableNot documented
No origination or prepayment feesNot documentedNot documentedAvailable

Pricing Compared

Starting price reflects the lowest paid tier, not the full cost for every team size or usage level.

DoorLoop

Core — From $69/month monthly

Dwarf Fortress

Classic (Bay 12 Games) — Free free
Steam / itch.io Edition — $30 one-time

Earnest

Student Loan Refinance (Fixed) — ~4.70%-10.24% APR monthly
Student Loan Refinance (Variable) — ~6.13%-10.24% APR monthly
Advanced-Degree Refinance — From ~3.52% (fixed) / ~5.73% (variable) APR monthly
Personal Loan — Contact for pricing monthly

Pros & Cons

DoorLoop

Pros

  • Consolidates accounting, rent collection, and maintenance in one platform
  • Well-funded, fast-growing company with over $180 million raised
  • Scales from individual landlords to portfolios of thousands of units
  • Newer AI tools aim to further reduce manual administrative work

Cons

  • Per-unit pricing beyond the entry tier is not fully transparent online
  • Larger portfolios will likely need a custom quote to know true cost
  • As an all-in-one platform, some specialized features may be less deep than dedicated point tools
  • Newer AI features have less of a track record than the core platform

Dwarf Fortress

Pros

  • Unmatched simulation depth compared to most strategy or colony-sim games
  • One-time purchase with no subscriptions or microtransactions
  • Free classic version still available for players who prefer the original interface
  • Extremely active, long-running fan community with extensive guides and mods

Cons

  • Steep learning curve even in the improved Steam edition
  • Small two-person development team limits the pace of major new features
  • Text-based classic version has minimal visual accessibility
  • Systemic complexity can lead to overwhelming failure states for new players

Earnest

Pros

  • No application, origination, or prepayment fees on any product
  • Competitive fixed and variable rate ranges with an autopay discount
  • Underwriting considers more than just a raw credit score for some borrowers
  • Flexible repayment term options across student and personal loans
  • Backed by Navient's servicing scale and infrastructure since the 2017 acquisition

Cons

  • Refinancing federal student loans forfeits federal protections like income-driven repayment and forgiveness programs
  • Best rates require strong credit and income, so approval and pricing vary widely by applicant
  • Not available in every US state
  • Rates are market-linked and can change, affecting long-term cost estimates
  • Personal loan and student loan product availability can vary by state and borrower profile

Use Cases

Choose DoorLoop: Landlords and property management companies that want rent collection, accounting, tenant screening, and maintenance requests unified in one platform.
Choose Dwarf Fortress: Simulation-game fans who want to build, manage, and defend a procedurally generated dwarven colony.
Choose Earnest: People refinancing student debt or shopping for a private student or personal loan with no origination or prepayment fees.

DoorLoop

  • Residential rent collection and accounting — Landlords collect rent online and sync transactions with QuickBooks for bookkeeping.
  • Multifamily and commercial portfolio management — Property managers run leasing, maintenance, and financials across a large portfolio from one dashboard.
  • HOA and community association management — Community associations manage dues, communication, and maintenance requests centrally.

Dwarf Fortress

  • Deep colony management — Players build and manage a self-sufficient dwarven fortress while balancing resources, defense, and dwarf wellbeing.
  • Emergent narrative play — Players explore how interacting systems create unscripted stories worth sharing with the community.
  • World-building exploration — Players use Legends mode and world generation to explore centuries of simulated history before ever founding a fortress.

Earnest

  • Lowering student loan interest rates — Borrowers refinance existing federal or private student loans into a single loan with a potentially lower rate.
  • Financing remaining tuition costs — Students use a private student loan to cover costs not met by federal aid or scholarships.
  • Advanced-degree rate optimization — Professional and graduate degree holders refinancing over $100,000 qualify for a specialized lower-rate tier.
  • Debt consolidation or large purchases — Borrowers use a fee-free personal loan to consolidate higher-interest debt or fund a major expense.

Frequently Asked Questions

Are DoorLoop, Dwarf Fortress, and Earnest actual competitors?

No. DoorLoop is property management software, Dwarf Fortress is a colony-simulation video game, and Earnest is a consumer lending company offering student loan refinancing and personal loans. They're grouped here by directory category, not because they compete for the same buyer.

I manage rental properties — should I look at DoorLoop or Earnest?

DoorLoop, if you need day-to-day operational software for rent collection, accounting, tenant screening, and maintenance requests. Earnest is only relevant if you separately need financing — for example, a personal loan — since it doesn't offer property-management tools of any kind.

Is Dwarf Fortress related to property or fortress management software?

No, despite the name overlap with "management." Dwarf Fortress is a procedurally generated fantasy simulation game where players build and defend a dwarven colony; it has no connection to real estate, tenants, or rent collection.

Which of these three is cheapest to get started with?

Dwarf Fortress's classic version is free, with the Steam edition a one-time $30. DoorLoop is a recurring cost starting at $69/month. Earnest isn't a flat cost at all — what you pay depends on the loan amount and APR (fixed rates from around 4.70%), so it can't be compared to the other two on a simple price basis.

Can Earnest help finance a rental property purchase?

Earnest's stated products are student loan refinancing, private student loans, and personal loans — not mortgages or investment-property financing. Landlords using DoorLoop to manage properties would need to look elsewhere for property acquisition financing; Earnest isn't documented as offering that product.

Read the full DoorLoop review · Read the full Dwarf Fortress review · Read the full Earnest review