# ThoughtBeam vs Stack

The clearest difference is update cadence: Stack at every 6 days against ThoughtBeam's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ThoughtBeam sells 2 in-app purchases, starting at $4.99 per month and Stack sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

ThoughtBeam ships an update every 3 weeks, Stack every 6 days. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | ThoughtBeam | Stack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Size | 77 MB | 62 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Synapsis Medical Technologies Inc.](https://appshunter.io/developer/1773270859) | [Naveen Senapathi](https://appshunter.io/developer/1889130875) |

## What reviewers say

### ThoughtBeam

[App page](https://appshunter.io/ios/app/thoughtbeam/id6753097217)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thoughtbeam Monthly Premium | $4.99 | per month |
| Thoughtbeam Yearly Premium | $19.99 | per year |


### Stack

[App page](https://appshunter.io/ios/app/stack-routine-tracker/id6761363465)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stack Pro Monthly | $3.99 | per month |
| Stack Pro Annual | $39.99 | per year |
| Stack Pro Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is ThoughtBeam free?

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

### Is Stack free?

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

### Do ThoughtBeam or Stack have ads?

Neither ThoughtBeam nor Stack shows ads.

### Which is updated more often, ThoughtBeam or Stack?

ThoughtBeam ships an update every 3 weeks, and Stack every 6 days. Most recently, ThoughtBeam was updated on October 6, 2026 and Stack on October 13, 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.*