# Block & Flow vs Smart Sloth

The clearest difference is update cadence: Block & Flow at every 3 weeks against Smart Sloth's every 2 months. Smart Sloth's advantage is iOS requirement (15.0 vs 17.6). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Block & Flow sells 3 in-app purchases, starting at $2.49 per month and Smart Sloth sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.0 for Block & Flow against 4.1 for Smart Sloth. Both are backed by a comparable volume of ratings — 76 and 33 respectively. Written reviews are what separate them: 72% of Block & Flow's written reviews are positive against 73% of Smart Sloth's.

Block & Flow ships an update every 3 weeks, Smart Sloth every 2 months. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Block & Flow | Smart Sloth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (76 ratings)](https://appshunter.io/ios/app/block-and-flow-pomodoro-timer/id1018884302/reviews) | **[4.1 (33 ratings)](https://appshunter.io/ios/app/smart-sloth-focus-study-timer/id1509929941/reviews)** |
| Number of ratings | **76** | 33 |
| Positive reviews | 71.6% of reviews | **73.1% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 7 MB | 96 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [One foot after the other Ltd](https://appshunter.io/developer/495575744) | [Jafar Najafov](https://appshunter.io/developer/946531378) |

## What reviewers say

### Block & Flow

[App page](https://appshunter.io/ios/app/block-and-flow-pomodoro-timer/id1018884302)

This app helps you boost productivity by breaking down tasks into focused work intervals with scheduled breaks. It visualizes your progress and helps you understand where your time goes, encouraging consistent accomplishment.

**Highlights:** 25-minute visual countdown timer, Scheduled breaks for energy management, Track daily and weekly block completion, Color-code blocks for activities, Set intentional goals, View time history, Adjustable block duration

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.49 | per month |
| Yearly | $19.99 | per year |
| Yearly with Trial | $19.99 | per year |

**What reviewers like**

- 👍 Simple and intuitive user interface
- 🎨 Visually appealing design with color-coded categories
- 📊 Effective visual progress tracking with blocks
- 🎯 Helps maintain focus and productivity
- ⏱️ Flexible Pomodoro timer customization

**What reviewers complain about**

- 💰 Aggressive shift to mandatory subscription model
- 😤 Lack of loyalty for early paying customers
- 🚫 No free version or basic functionality available
- ⚠️ Misleading app store description about Pro requirement
- 🔄 Blocks disappear when switching between apps

**Reported bugs**

- App crashes on launch (reported February 2024)
- Blocks reset when switching to other apps
- Blocks disappear from history after completion
- Timer stops inexplicably during use
- Subscription status not recognized after reinstall

**Requested features**

- Customizable work block duration (not just 25 minutes)
- Ability to edit task descriptions from previous days
- Change block categories retroactively
- Do-not-disturb mode activation with blocks
- Watch app or Apple Watch complication


### Smart Sloth

[App page](https://appshunter.io/ios/app/smart-sloth-focus-study-timer/id1509929941)

This app combines a Pomodoro timer with task management to boost efficiency and focus. It helps users overcome procrastination and conquer tasks with science-based techniques and customizable settings. Achieve your goals and become more time-conscious with this productivity tool.

**Highlights:** Pomodoro timer integration, Task management, Customizable task lengths, Time-based notifications, Gesture-based controls, Notification center task management

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Monthly Subscription | $1.49 | per month |
| Yearly Subscription | $4.49 | per year |
| Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is Block & Flow free?

Block & Flow is free to download, with in-app purchases available.

### Is Smart Sloth free?

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

### Which has better reviews, Block & Flow or Smart Sloth?

Smart Sloth is rated higher. Block & Flow averages 4.0 out of 5 from 76 ratings, while Smart Sloth averages 4.1 from 33 ratings.

### Do Block & Flow or Smart Sloth have ads?

Neither Block & Flow nor Smart Sloth shows ads.

### Which is updated more often, Block & Flow or Smart Sloth?

Block & Flow ships an update every 3 weeks, and Smart Sloth every 2 months. Most recently, Block & Flow was updated on October 8, 2026 and Smart Sloth on October 6, 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.*