# BlockNote vs Slotter

The clearest difference is update cadence: BlockNote at every 3 days against Slotter's fortnightly. Slotter's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BlockNote ships an update every 3 days, Slotter fortnightly. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | BlockNote | Slotter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/slotter-appointment-book/id6770947241/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Fortnightly |
| Monetization | — | Free |
| Size | 4 MB | 67 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vladyslav Liakhin](https://appshunter.io/developer/1896168952) | [Konstantin Diachenko](https://appshunter.io/developer/1896767504) |

## What reviewers say

### BlockNote

[App page](https://appshunter.io/ios/app/blocknote-master-planner/id6766029274)

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

**In-app purchases:** none


### Slotter

[App page](https://appshunter.io/ios/app/slotter-appointment-book/id6770947241)

This app simplifies appointment scheduling for independent service providers. It offers a personal booking link for clients and an AI assistant to brief you on daily appointments. Manage services, client history, and your schedule with ease.

**Highlights:** Personal booking link for clients, AI daily appointment briefing, Client database with visit history, Customizable service menu, Schedule management and time blocking, Instant booking notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is BlockNote free?

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

### Is Slotter free?

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

### Do BlockNote or Slotter have ads?

Neither BlockNote nor Slotter shows ads.

### Which is updated more often, BlockNote or Slotter?

BlockNote ships an update every 3 days, and Slotter fortnightly. Most recently, BlockNote was updated on October 8, 2026 and Slotter on October 17, 2026.

---

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