Head-to-head · Mortgage Calculator Apps

Fannie Mae Mortgage Calculator vs NerdWallet Mortgage Calculator

Updated Nov 2026
Both researched from official sources
6 checks side by side

Higher score Fannie Mae Mortgage Calculator #3 in Mortgage Calculator Apps 9.2/10 Free plan Free plan✓ 4 of 6 features Visit Fannie Mae

NerdWallet Mortgage Calculator #6 in Mortgage Calculator Apps 8.9/10 Free plan Free plan✓ 3 of 6 features Visit NerdWallet

Fannie Mae Mortgage Calculator leads on 2 checks, NerdWallet Mortgage Calculator on 0, and 4 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 scoreFannie Mae Mortgage Calculator · 9.2/10
Free planboth
Most featuresFannie Mae Mortgage Calculator · 4 of 6

Fannie Mae Mortgage Calculator scores higher on our rubric for mortgage calculator apps: 9.2 against 8.9 out of 10; our editors rank them #3 and #6.

Fannie Mae Mortgage Calculator offers affordability analysis; NerdWallet Mortgage Calculator doesn't. Fannie Mae Mortgage Calculator offers refinance scenarios; NerdWallet Mortgage Calculator doesn't.

Fannie Mae Mortgage Calculator is the better fit for integrated payment, affordability and refinance analysis. NerdWallet Mortgage Calculator is the better fit for straightforward payment and amortization planning.

Fannie Mae Mortgage Calculator fits best
Integrated payment, affordability and refinance analysis
NerdWallet Mortgage Calculator fits best
Straightforward payment and amortization planning

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

Show only differences

Feature	Fannie Mae Mortgage Calculator 9.2/10 Visit ↗	NerdWallet Mortgage Calculator 8.9/10 Visit ↗
At a glance
Editor score	9.2	8.9
Ranking	#3 in Mortgage Calculator Apps	#6 in Mortgage Calculator Apps
Best for	Integrated payment, affordability and refinance analysis	Straightforward payment and amortization planning
Pricing model	Free	Free
Starting price	Free plan	Free plan
Free plan	✓	✓
Free trial	—	—
Deployment	Cloud	Cloud
Platforms	Web	Web
Built for	Solo	Solo
Features Fannie Mae Mortgage Calculator 4/6 · NerdWallet Mortgage Calculator 3/6
Amortization schedule	Not checked yet	✓ (best)
Affordability analysis	✓ (best)	—
Refinance scenarios	✓ (best)	—
ARM calculations	Not checked yet	Not checked yet
Property-tax inputs	✓	✓
Insurance inputs	✓	✓
Specs
Platform access	Web	Web
Our review
Pros	Breaks payments into principal, interest, taxes, insurance and HOA fees Advanced View lets users adjust taxes, homeowners insurance and HOA fees Separate calculators estimate affordability and potential refinance savings	Estimates payments using price, down payment, term and interest rate Adds property tax, homeowners insurance, HOA fees and PMI Shows total interest, payoff date and annual amortization
Cons	Affordability and refinance are separate tools, not calculator modes Estimates do not indicate mortgage approval or financing Amortization schedules and adjustable-rate mortgage modeling are not documented	Affordability analysis requires a separate NerdWallet calculator Refinance scenarios require a separate NerdWallet calculator Available on the web, rather than as a listed mobile platform
Our verdict	Fannie Mae Mortgage Calculator is a free web tool for people estimating the costs of a home purchase. Enter a purchase price, down payment, loan term and interest rate to estimate a monthly payment. The result breaks out principal and… Read the review →	NerdWallet Mortgage Calculator is a free web tool for people evaluating home purchase costs. Enter a home price, ZIP code, down payment, loan term and interest rate to estimate monthly payments. It supports 10-, 15-, 20- and 30-year terms,… Read the review →

F Fannie Mae Mortgage CalculatorMortgage Calculator Apps 9.2Free plan
N NerdWallet Mortgage CalculatorMortgage Calculator Apps 8.9Free plan

Compare the top tools in

Strengths and trade-offs

Fannie Mae Mortgage Calculator — where it wins
- Breaks payments into principal, interest, taxes, insurance and HOA fees
- Advanced View lets users adjust taxes, homeowners insurance and HOA fees
- Separate calculators estimate affordability and potential refinance savings
Where it doesn't
- Affordability and refinance are separate tools, not calculator modes
- Estimates do not indicate mortgage approval or financing
- Amortization schedules and adjustable-rate mortgage modeling are not documented
NerdWallet Mortgage Calculator — where it wins
- Estimates payments using price, down payment, term and interest rate
- Adds property tax, homeowners insurance, HOA fees and PMI
- Shows total interest, payoff date and annual amortization
Where it doesn't
- Affordability analysis requires a separate NerdWallet calculator
- Refinance scenarios require a separate NerdWallet calculator
- Available on the web, rather than as a listed mobile platform

Fannie Mae Mortgage Calculator9.2/10 · Free plan
A free web calculator with payment breakdowns plus separate affordability and refinance tools.
Visit Fannie Mae Full verdict →
NerdWallet Mortgage Calculator8.9/10 · Free plan
A free web calculator for estimating mortgage costs and viewing annual amortization.
Visit NerdWallet Full verdict →