# Block & Flow vs Lock In

The clearest difference is update cadence: Lock In at every 5 days against Block & Flow's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Block & Flow sells 3 in-app purchases, starting at $2.49 per month and Lock In sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Block & Flow ships an update every 3 weeks, Lock In every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Block & Flow | Lock In |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (77 ratings)](https://appshunter.io/ios/app/block-and-flow-pomodoro-timer/id1018884302/reviews)** | — |
| Number of ratings | **77** | — |
| Positive reviews | 71.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 28 MB |
| Requires iOS | **17.6** | 18 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [One foot after the other Ltd](https://appshunter.io/developer/495575744) | [Tigran Matikozyan](https://appshunter.io/developer/1795232052) |

## 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


### Lock In

[App page](https://appshunter.io/ios/app/lock-in-your-habits/id6765954792)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lock In Monthly | $4.99 | per month |
| Lock In Annual | $24.99 | per year |


## Frequently asked questions

### Is Block & Flow free?

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

### Is Lock In free?

Lock In is free to download, with in-app purchases available.

### Do Block & Flow or Lock In have ads?

Neither Block & Flow nor Lock In shows ads.

### Which is updated more often, Block & Flow or Lock In?

Block & Flow ships an update every 3 weeks, and Lock In every 5 days. Most recently, Block & Flow was updated on October 24, 2026 and Lock In on October 25, 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.*