# Therapist Toolbox vs Countdown Flow

The clearest difference is in-app purchases: Countdown Flow at none against Therapist Toolbox's 1. Countdown Flow also leads on update cadence (every 2 days vs every 3 months). Therapist Toolbox's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.4). On price and ads there is nothing between them.

Both are free to download. Therapist Toolbox sells 1 in-app purchase, starting at $4.99 per month. Countdown Flow asks for nothing beyond the download.

Therapist Toolbox ships an update every 3 months, Countdown Flow every 2 days. The most recent releases landed on September 17, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Therapist Toolbox | Countdown Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 days** |
| Size | 69 MB | 1 MB |
| Requires iOS | **15.0** | 18.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Applied Behavior Software, LLC](https://appshunter.io/developer/1441921148) | [Calvin Schumbera](https://appshunter.io/developer/1714469992) |

## What reviewers say

### Therapist Toolbox

[App page](https://appshunter.io/ios/app/therapist-toolbox/id1477859130)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |


### Countdown Flow

[App page](https://appshunter.io/ios/app/countdown-flow/id6745511538)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Therapist Toolbox free?

Therapist Toolbox is free to download, with in-app purchases available.

### Is Countdown Flow free?

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

### Do Therapist Toolbox or Countdown Flow have ads?

Neither Therapist Toolbox nor Countdown Flow shows ads.

### Which is updated more often, Therapist Toolbox or Countdown Flow?

Therapist Toolbox ships an update every 3 months, and Countdown Flow every 2 days. Most recently, Therapist Toolbox was updated on September 17, 2026 and Countdown Flow on September 20, 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.*