Comparison

YieldRates vs Fixed Income Bonds Simplified

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

YieldRates

Visualize U.S. Treasury Security yield trends for current and historical periods. Explore data from one month to thirty years through scrollable line and bar charts. Intended for educational use, it utilizes the FRED API.

Highlights
  • Visualize U.S. Treasury Security yields
  • Current and historical data
  • Maturities from one month to thirty years
  • Scrollable line charts
  • Detailed bar charts for selected dates
  • FRED API integration
Features
Read full description

This app helps visualize U.S. Treasury Security constant maturity market yield trends for current (2024+) and historical (2008-2023) time periods. The values shown are for various maturities from one month to thirty years. Scrollable line charts present all yields over time, while the bar charts display detailed yields for a selected date. While our app utilizes the Federal Reserve Economic Division (FRED) API, please note it is not endorsed or certified by any government or other organization. It is intended for educational use only.

About

Fixed Income Bonds Simplified

Perform professional-grade bond and mortgage-backed securities calculations with a redesigned, intuitive interface. Access market data and educational resources to deepen your understanding of fixed income markets without expensive services.

Highlights
  • Professional bond calculations
  • Advanced MBS analytics
  • Prepayment sensitivity analysis
  • US Treasury yield curve data
  • Fixed-rate bullet bond calculator
  • Interactive learning library
Features
Currently charting
Read full description

Transform your fixed income analysis with professional-grade bond calculations in a stunning, redesigned interface. Bonds: Simplified delivers quality analytics directly to your iPhone, avoiding expensive services. COMPLETELY REDESIGNED EXPERIENCE • Beautiful, modern interface built with Apple's latest design principles • Intuitive navigation with enhanced visual clarity • Streamlined workflows that make complex calculations accessible • All your favorite features improved and easier to use ADVANCED MBS ANALYTICS Get insight into mortgage-backed securities that usually cost a lot more: • Comprehensive MBS parameter configuration with instant calculation results • Input pricing and see spreads and key performance metrics • Side-by-side prepayment sensitivity tables supporting both PSA and CPR methodologies • Prepayment modeling with sensitivity ranging from -300 to +300 basis points • Dynamic rate shock analysis comparing baseline speeds across interest rate environments • Horizon yield curve interpolation with customizable time horizons and rate movements • Rich graphical representations of periodic balances and projected income streams • Detailed amortization schedules showing scheduled principal, unscheduled principal, and period-by-period prepayment speeds ACCESSIBLE MARKET DATA • Pull US Treasury yield curve updates through modern API for accurate spread analysis • Seamless integration of current market rates into your calculations • Historical rate tracking for trend analysis • Change heat map over dynamic dates COMPREHENSIVE BOND TOOLS • New! Fixed-rate bullet bond calculator for traditional bond analysis • Multi-scenario comparison capabilities • Stress-scenario analysis across various rate environments EDUCATIONAL RESOURCES Understanding the mechanics behind fixed income valuation is crucial. Bonds: Simplified not only performs the calculations but helps you understand the underlying assumptions and methodologies, making you a more informed analyst. Includes an interactive learning library built around hands-on education. PERFECT FOR: • Fixed income analysts and portfolio managers • Financial advisors working with bond portfolios • Real estate professionals analyzing mortgage securities • Students and professionals learning fixed income markets • Anyone requiring professional bond analytics without institutional costs Bonds: Simplified democratizes professional fixed income analysis with the reliability and accuracy you demand. Important: All calculations and valuations are estimates for analytical purposes and should not be relied upon for actual investment transactions. Please consult with qualified financial professionals for investment decisions.

Screenshots

YieldRates3 screens
Fixed Income Bonds Simplified4 screens

Verdict

The call

The clearest difference is review sentiment: Fixed Income Bonds Simplified at 100% against YieldRates's 0%. Fixed Income Bonds Simplified also leads on chart position (#114 vs unranked). YieldRates's advantage is price (Free vs $9.99) and update cadence (every 3 months vs every 8 months). On ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

YieldRates is free to download; Fixed Income Bonds Simplified costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

YieldRates ships an update every 3 months, Fixed Income Bonds Simplified every 8 months. The most recent releases landed on June 2, 2026 and September 23, 2026 respectively.

Scorecard6 real differences · 5 level
YieldRates versus Fixed Income Bonds Simplified: the parameters behind the verdict, then further details
ParameterYieldRatesFixed Income Bonds Simplified
PriceFree — better$9.99
Rating—5.0 (4 ratings) — better
Positive reviews0.0% of reviews100.0% of reviews — better
Number of ratings—4 — better
Update frequencyEvery 3 months — betterEvery 8 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
Best chart rank—#114 — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better26.0
Further details — not scored
Size1 MB16 MB
Age rating4+4+
DeveloperKenneth KlingerSteven Townsend

Customer experience

YieldRates

Written reviews4 reviews
Positive0.0%
Neutral25.0%
Negative75.0%

Fixed Income Bonds Simplified

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

YieldRates

No in-app purchases

None

Fixed Income Bonds Simplified

No in-app purchases

Questions

Is YieldRates free?
YieldRates is free to download, with no in-app purchases.
Is Fixed Income Bonds Simplified free?
Fixed Income Bonds Simplified costs $9.99, with no in-app purchases.
Do YieldRates or Fixed Income Bonds Simplified have ads?
Neither YieldRates nor Fixed Income Bonds Simplified shows ads.
Which is updated more often, YieldRates or Fixed Income Bonds Simplified?
YieldRates ships an update every 3 months, and Fixed Income Bonds Simplified every 8 months. Most recently, YieldRates was updated on June 2, 2026 and Fixed Income Bonds Simplified on September 23, 2026.

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