# Nudge vs ContextStacker

The clearest difference is update cadence: ContextStacker at every 3 days against Nudge's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Nudge sells 2 in-app purchases, starting at $2.99 per 7 days and ContextStacker sells 2 in-app purchases, starting at $99.00 per year. Whichever you choose, the download price is not the number that matters.

Nudge ships an update every 2 months, ContextStacker every 3 days. The most recent releases landed on October 12, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Nudge | ContextStacker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 12 MB | 7 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Armin Dervisagic](https://appshunter.io/developer/1792203560) | [鹏源 邱](https://appshunter.io/developer/1042192961) |

## What reviewers say

### Nudge

[App page](https://appshunter.io/ios/app/nudge-habit-widget-for-notion/id6772724663)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nudge weekly | $2.99 | per 7 days |
| Nudge yearly | $14.99 | per year |


### 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 |


## Frequently asked questions

### Is Nudge free?

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

### Is ContextStacker free?

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

### Do Nudge or ContextStacker have ads?

Neither Nudge nor ContextStacker shows ads.

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

Nudge ships an update every 2 months, and ContextStacker every 3 days. Most recently, Nudge was updated on October 12, 2026 and ContextStacker on October 28, 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.*