Big Decision vs Grouper
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Big Decision
This app assists with tough choices by providing a structured way to evaluate options and criteria. Utilize an AI voice assistant to brainstorm and receive suggestions, making decisions clear and data-backed.
- AI Voice Assistant for suggestions
- Create and categorize decisions
- Add options and weighted criteria
- Step-by-step evaluation
- Data consistency updates
- Visual charts and insights
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Big Decision is your go-to app when you need to make those tough calls. No more flipping coins or relying on gut feelings. With Big Decision's new AI Voice Assistant, you'll have a simple yet powerful tool to help you navigate the complexities of decision-making. Talk It Out: Use our AI Voice Assistant to speak your thoughts and get smart suggestions. It's like having a personal advisor in your pocket, ready to help you weigh your options anytime. Create Your Decisions: Start by giving your decision a name. Whether it's choosing a new gadget, picking a restaurant, or deciding on a career move, you can categorize your decisions to keep everything organized. Options and Criteria: Add your choices (options) and the things that matter most (criteria). It's like listing your pros and cons, but with a twist. You can assign weights to the stuff that really counts. Step-by-Step Deciding: Dive into the decision, one option at a time. Evaluate how each one stacks up against your criteria. Big Decision breaks it down, making it super clear which option is shining the brightest. No Data Doubt: No more worries about data mess. If you change your mind about a criterion, it's updated across all your options, keeping your data clean and consistent. See Your Data-Backed Results: Once you've made your evaluations, Big Decision provides you with clear charts and insights, so you can see how your options stack up. Your decisions are now backed by solid data and visual clarity. Whether you're choosing the best pizza in town or making life-changing moves, Big Decision is here to make it simple, fun, and crystal clear. It's your sidekick for every choice, big or small.
Grouper
Organize anything with custom lists and flexible fields. Group and pivot your data to see instant totals, counts, and averages. Your data syncs privately via iCloud.
- Customizable lists with user-defined fields
- Group and pivot data across multiple dimensions
- Live counts, sums, and averages
- Drag-and-drop reordering
- Private iCloud sync
- CSV import and export
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Grouper is a flexible way to organize anything (books, expenses, players, collectibles, or your own custom idea) using fields you define yourself. Create a list, add whatever fields make sense (text, numbers, dates, single-select, and more), then group and pivot your data to see totals, counts, and averages instantly. Drag to reorder, star favorites, and dig into nested breakdowns with a tap. Edit data directly from within the pivot table summaries! Everything stays on your device and syncs privately through your own iCloud account - nothing is ever collected or seen by anyone else. FEATURES • Build fully custom lists with your own field types • Group and pivot data across multiple dimensions • See live counts, sums, and averages • Drag-and-drop reordering, right down to individual items • Star favorites and pin lists • Private iCloud sync across your devices • Import from and export to CSV Your first list is free - unlock unlimited lists with a single one-time purchase.
Screenshots
Verdict
The clearest difference is update cadence: Grouper at every 8 days against Big Decision's every 6 months. Big Decision's advantage is monetization model (free vs free with in-app purchases). On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Big Decision against 5.0 for Grouper. Both are backed by a comparable volume of ratings — 2 and 1 respectively.
Big Decision ships an update every 6 months, Grouper every 8 days. The most recent releases landed on September 17, 2026 and October 31, 2026 respectively.
| Parameter | Big Decision | Grouper |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | 1 |
| Update frequency | Every 6 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 | 17.0 |
| Further details — not scored | ||
| Size | 5 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Sergei Andrei Postnov, IE | BENJAMIN,JAMES CZERWIN |
Customer experience
Big Decision
Grouper
In-app purchases
Big Decision
No in-app purchases
Grouper
No in-app purchases









