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Head-to-head · Retirement Planning Software

driftcurve vs WealthTrace

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score driftcurve #9 in Retirement Planning Software 8.5/10 Free plan Free plan✓ 5 of 5 features Visit driftcurve
WealthTrace #10 in Retirement Planning Software 8.4/10 Paid ✓ 5 of 5 features Visit WealthTrace

driftcurve leads on 1 check, WealthTrace on 0, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoredriftcurve · 8.5/10
  • Free planonly driftcurve

driftcurve scores higher on our rubric for retirement planning software: 8.5 against 8.4 out of 10; our editors rank them #9 and #10.

driftcurve offers free plan; WealthTrace doesn't. On tax modeling, WealthTrace gives you Detailed where driftcurve offers Basic. On account synchronization, WealthTrace gives you Read_only where driftcurve offers None.

driftcurve is the better fit for open-source users needing broad household modeling. WealthTrace is the better fit for people comparing linked accounts and detailed tax scenarios.

  • driftcurve fits best

    Open-source users needing broad household modeling

  • WealthTrace fits best

    People comparing linked accounts and detailed tax scenarios

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 driftcurve 8.5/10 Visit ↗ WealthTrace 8.4/10 Visit ↗
At a glance
Editor score 8.5 8.4
Ranking #9 in Retirement Planning Software #10 in Retirement Planning Software
Best for Open-source users needing broad household modeling People comparing linked accounts and detailed tax scenarios
Pricing model Free Paid
Starting price Free $229/yr
Free plan ✓ (best) —
Free trial — —
Deployment Cloud, Self-hosted Cloud
Platforms Web Web
Features driftcurve 5/5 · WealthTrace 5/5
Income projection ✓ ✓
Savings growth projection ✓ ✓
Withdrawal planning ✓ ✓
Social Security modeling ✓ ✓
Scenario analysis ✓ ✓
Specs
Tax modeling Basic Detailed
Account synchronization None Read_only
Our review
Pros
  • Models household assets, debt, pensions, and Social Security.
  • Includes Monte Carlo forecasts, spending guardrails, and scenario comparison.
  • Free under Apache License 2.0, with web, API, and self-hosted options.
  • Projects income, expenses, investments, taxes and Social Security benefits
  • Combines Monte Carlo analysis with what-if and multi-variable scenarios
  • Supports linked or manually entered accounts and customizable withdrawals
Cons
  • No account synchronization; household data is user-entered.
  • Local mode stores household data in the browser and runs forecasting locally.
  • Tax modeling is basic.
  • Individual plans start at $229 per year, billed annually
  • Linked accounts are read-only rather than editable through WealthTrace
  • Web-only access may not suit people seeking a desktop or mobile app
Our verdict

Retirement planning often spans more than investment balances: households may need to account for debt, property, pensions, income, and different retirement dates. driftcurve is an open-source retirement planning engine for individuals and…

Read the review →

WealthTrace brings retirement income planning, investment projections and tax analysis into a web-based tool for individuals, advisors and employers. It models income, expenses, investment balances, taxes, Social Security benefits and…

Read the review →
  1. driftcurveRetirement Planning Software 8.5Free plan
  2. WealthTraceRetirement Planning Software 8.4Paid

Strengths and trade-offs

  • driftcurve — where it wins

    • Models household assets, debt, pensions, and Social Security.
    • Includes Monte Carlo forecasts, spending guardrails, and scenario comparison.
    • Free under Apache License 2.0, with web, API, and self-hosted options.

    Where it doesn't

    • No account synchronization; household data is user-entered.
    • Local mode stores household data in the browser and runs forecasting locally.
    • Tax modeling is basic.

  • WealthTrace — where it wins

    • Projects income, expenses, investments, taxes and Social Security benefits
    • Combines Monte Carlo analysis with what-if and multi-variable scenarios
    • Supports linked or manually entered accounts and customizable withdrawals

    Where it doesn't

    • Individual plans start at $229 per year, billed annually
    • Linked accounts are read-only rather than editable through WealthTrace
    • Web-only access may not suit people seeking a desktop or mobile app

All retirement planning software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update