# RatesBook vs AGE Guide

The clearest difference is price: AGE Guide at Free against RatesBook's $79.99. RatesBook's advantage is device support (3 vs 1). On update cadence, ads, in-app purchases and iOS requirement there is nothing between them.

AGE Guide is free to download; RatesBook costs $79.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 19, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | RatesBook | AGE Guide |
| --- | --- | --- |
| Price | $79.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 9 MB | 33 MB |
| Requires iOS | **15.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Bruce Copen Laboratories](https://appshunter.io/developer/689313626) | [Diagnoptics](https://appshunter.io/developer/1233629069) |

## What reviewers say

### RatesBook

[App page](https://appshunter.io/ios/app/ratesbook/id6448326329)

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

**In-app purchases:** none


### AGE Guide

[App page](https://appshunter.io/ios/app/age-guide/id6752555396)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RatesBook free?

RatesBook costs $79.99, with no in-app purchases.

### Is AGE Guide free?

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

### Do RatesBook or AGE Guide have ads?

Neither RatesBook nor AGE Guide shows ads.

### Which is updated more often, RatesBook or AGE Guide?

RatesBook ships an update every 2 months, and AGE Guide every 2 months. Most recently, RatesBook was updated on September 19, 2026 and AGE Guide on September 21, 2026.

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