# Zenkit To Do vs Stackby

The clearest difference is in-app purchases: Stackby at none against Zenkit To Do's 2. Stackby also leads on rating (4.3 vs 4.1) and review sentiment (74% vs 65%). Zenkit To Do's advantage is ratings volume (131 vs 42). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Zenkit To Do sells 2 in-app purchases, starting at $3.99 per month. Stackby asks for nothing beyond the download.

Stackby holds the better App Store score, 4.3 against 4.1. Both are backed by a comparable volume of ratings — 131 and 42 respectively. Written reviews point the same way: 65% of Zenkit To Do's written reviews are positive against 74% of Stackby's.

Zenkit To Do ships an update every 2 months, Stackby every 6 weeks. Both last shipped on September 21, 2026.

## The numbers

| Metric | Zenkit To Do | Stackby |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (131 ratings)](https://appshunter.io/ios/app/zenkit-to-do/id1505294836/reviews) | **[4.3 (42 ratings)](https://appshunter.io/ios/app/stackby/id1528175767/reviews)** |
| Number of ratings | **131** | 42 |
| Positive reviews | 65.2% of reviews | **73.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 46 MB | 39 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [axonic](https://appshunter.io/developer/481015819) | [Relytree Technologies Pvt. Ltd](https://appshunter.io/developer/1528175769) |

## What reviewers say

### Zenkit To Do

[App page](https://appshunter.io/ios/app/zenkit-to-do/id1505294836)

This app helps you manage tasks and organize lists for personal or collaborative use. It allows you to add various file types to tasks, set reminders, and sync across devices for offline access. Collaborate with others by sharing lists and assigning tasks.

**Highlights:** Create and organize any type of list, Attach files and documents to tasks, Set reminders for important dates, Share lists and folders with others, Assign tasks and comment on them, Offline access and cross-device synchronization, Two-factor authentication for security

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zenkit To Do Plus | $3.99 | per month |
| Zenkit To Do Plus | $35.99 | per year |


### Stackby

[App page](https://appshunter.io/ios/app/stackby/id1528175767)

This app provides a flexible database platform to organize any type of information, from customer leads to project tasks and marketing campaigns. It allows real-time creation, management, and collaboration on databases from any mobile device, offering over 300 pre-built templates for quick setup.

**Highlights:** Organize information, Manage tasks and projects, Manage marketing campaigns, Real-time collaboration, 300+ pre-built templates, Cross-platform accessibility

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zenkit To Do free?

Zenkit To Do is free to download, with in-app purchases available.

### Is Stackby free?

Stackby is free to download, with no in-app purchases.

### Which has better reviews, Zenkit To Do or Stackby?

Stackby is rated higher. Zenkit To Do averages 4.1 out of 5 from 131 ratings, while Stackby averages 4.3 from 42 ratings.

### Do Zenkit To Do or Stackby have ads?

Neither Zenkit To Do nor Stackby shows ads.

### Which is updated more often, Zenkit To Do or Stackby?

Zenkit To Do ships an update every 2 months, and Stackby every 6 weeks. Most recently, Zenkit To Do was updated on September 21, 2026 and Stackby on September 21, 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.*