# RetireSure Simulator vs ZBee

The clearest difference is in-app purchases: ZBee at none against RetireSure Simulator's 1. RetireSure Simulator's advantage is ratings volume (3 vs 1). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. RetireSure Simulator sells 1 one-off in-app purchase. ZBee asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for RetireSure Simulator against 5.0 for ZBee. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

RetireSure Simulator ships an update every 8 days, ZBee every 10 days. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | RetireSure Simulator | ZBee |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/retiresure-simulator/id6759893498/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/zbee/id6789377863/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 10 days |
| Monetization | Free | Free |
| Size | 2 MB | 1 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Steve Bridgewater](https://appshunter.io/developer/1880081905) | [ZBee LLC](https://appshunter.io/developer/6789377865) |

## What reviewers say

### RetireSure Simulator

[App page](https://appshunter.io/ios/app/retiresure-simulator/id6759893498)

This app simulates retirement scenarios using historical market data to assess your financial plan's success probability. It runs thousands of simulations to account for market volatility and helps you determine safe spending levels and optimal retirement strategies.

**Highlights:** Monte Carlo simulations, Historical market data analysis, Probability of success calculation, Safe annual spending level determination, Worst-case scenario testing, Compare retirement ages and strategies

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RetireSure Simulator | $14.99 | one-time |


### ZBee

[App page](https://appshunter.io/ios/app/zbee/id6789377863)

Estimate your safe annual retirement spending after taxes. This tool simulates market histories to provide a realistic withdrawal figure, accounting for various account types and early withdrawal penalties. It offers detailed projections and spending flexibility insights.

**Highlights:** Estimate safe annual retirement spend, Accounts for taxes on withdrawals, Models different account types (401k, Roth, brokerage), Simulates market histories for stress-testing, Visualizes savings projections and spending flexibility, Compares retirement age impacts

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is RetireSure Simulator free?

RetireSure Simulator is free to download, with in-app purchases available.

### Is ZBee free?

ZBee is free to download, with no in-app purchases.

### Which has better reviews, RetireSure Simulator or ZBee?

RetireSure Simulator and ZBee are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do RetireSure Simulator or ZBee have ads?

Neither RetireSure Simulator nor ZBee shows ads.

### Which is updated more often, RetireSure Simulator or ZBee?

RetireSure Simulator ships an update every 8 days, and ZBee every 10 days. Most recently, RetireSure Simulator was updated on October 17, 2026 and ZBee on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*