Nudge vs ContextStacker
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Nudge
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You built a habit tracker in Notion. But opening Notion every day to check a box? That's the friction that kills consistency. Nudge turns your Notion habit tracker into an interactive home screen widget, so you actually use it. How it works: Connect your Notion workspace, select your habit database, and add the Nudge widget to your home screen. That's it. Your habits appear instantly, ready to check off without opening a single app. Why Nudge: โ Check your habits directly from your home screen โ Syncs automatically with your Notion database every 15 minutes โ Today & yesterday view (perfect for sleep tracking) โ Comes with a ready-to-use Notion template โ Limited to 7 habits - simple by design Notion and the Notion logo are trademarks of Notion Labs, Inc., and are used here with permission. Nudge is an independent app and is not affiliated with, endorsed by, or sponsored by Notion Labs, Inc. Terms of use : https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
ContextStacker
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ContextStacker brings your workspace knowledge into one focused chat. Sign in with the same account you use on the web, then ask questions across readable documents and enabled API resources in your workspace. Answers stream as they are generated, support Markdown, and include source references so you can understand where the information came from. KEY FEATURES โข Ask across your entire workspace without choosing a single document โข Continue conversations shared with the ContextStacker web app โข Receive streamed answers with Markdown formatting โข Review document and API sources behind each answer โข Start new conversations and revisit chat history โข Switch workspaces and manage your account โข View your current plan and usage Use the web app to add or manage documents and API resources or invite members. Workspace owners and billing managers can subscribe to Pro Annual or Business Annual in the iOS app. Each plan clearly shows its annual price and included services before purchase. ContextStacker supports English, Simplified Chinese, and Japanese. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
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.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
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.
| Parameter | Nudge | ContextStacker |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 3 days โ better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone | iPhone, iPad โ better |
| Requires iOS | 18.0 | 17.0 โ better |
| Further details โ not scored | ||
| Size | 12 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Armin Dervisagic | ้นๆบ ้ฑ |
In-app purchases
Nudge
- Nudge weekly3 Days trial$2.997 Days
- Nudge yearly$14.991 Year
ContextStacker
- Pro Annual$99.001 Year
- Business Annual$199.001 Year









