# ContextStacker vs TadaPlan

The clearest difference is update cadence: ContextStacker at every 3 days against TadaPlan's weekly. TadaPlan's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ContextStacker sells 2 in-app purchases, starting at $99.00 per year and TadaPlan sells 3 in-app purchases, starting at $44.99 per month. Whichever you choose, the download price is not the number that matters.

ContextStacker ships an update every 3 days, TadaPlan weekly. The most recent releases landed on September 28, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | ContextStacker | TadaPlan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Size | 7 MB | 45 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [鹏源 邱](https://appshunter.io/developer/1042192961) | [iclics](https://appshunter.io/developer/1876268802) |

## What reviewers say

### ContextStacker

[App page](https://appshunter.io/ios/app/contextstacker/id6774051551)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Annual | $99.00 | per year |
| Business Annual | $199.00 | per year |


### TadaPlan

[App page](https://appshunter.io/ios/app/tadaplan/id6792270804)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $44.99 | per month |
| Agency | $119.99 | per month |
| Event Pass | $44.99 | one-time |


## Frequently asked questions

### Is ContextStacker free?

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

### Is TadaPlan free?

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

### Do ContextStacker or TadaPlan have ads?

Neither ContextStacker nor TadaPlan shows ads.

### Which is updated more often, ContextStacker or TadaPlan?

ContextStacker ships an update every 3 days, and TadaPlan weekly. Most recently, ContextStacker was updated on September 28, 2026 and TadaPlan on September 29, 2026.

---

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