# BlockCertsAI vs Clog

The clearest difference is in-app purchases: Clog at none against BlockCertsAI's 10. BlockCertsAI's advantage is ads (none vs shown). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. BlockCertsAI sells 10 one-off in-app purchases. Clog asks for nothing beyond the download.

BlockCertsAI ships an update every 3 weeks, Clog every 2 weeks. The most recent releases landed on August 30, 2026 and June 24, 2026 respectively.

## The numbers

| Metric | BlockCertsAI | Clog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/blockcertsai/id6446503518/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 180 MB | 54 MB |
| Requires iOS | 14.0 | **13.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [BlockCerts](https://appshunter.io/developer/1478391176) | [Jinwon Yoon](https://appshunter.io/developer/1762775936) |

## What reviewers say

### BlockCertsAI

[App page](https://appshunter.io/ios/app/blockcertsai/id6446503518)

This app offers a secure virtual space powered by AI and blockchain for managing operations, credentials, and documents. It provides tools for individuals, small businesses, and enterprises to streamline workflows, enhance security, and improve collaboration.

**Highlights:** Secure virtual space technology, AI and blockchain integration, Credential verification and management, Secure file sharing and document storage, Smart contract integration, Streamlined business operations, Employee onboarding tools

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy 10 Black BCERTs Credits | $1.90 | one-time |
| Buy 20 Black BCERTs Credits | $3.79 | one-time |
| Buy 30 Black BCERTs Credits | $5.69 | one-time |
| Buy 50 Black BCERTs Credits | $9.49 | one-time |
| Buy 75 Black BCERTs Credits | $14.49 | one-time |
| Buy 100 Black BCERTs Credits | $19.00 | one-time |
| Full App Access | $20.00 | one-time |
| Buy 125 Black BCERTs Credits | $23.90 | one-time |
| Buy 150 Black BCERTs Credits | $28.49 | one-time |
| Buy 200 Black BCERTs Credits | $38.00 | one-time |


### Clog

[App page](https://appshunter.io/ios/app/clog-calendar-notes-tasks/id6636474625)

This app combines a calendar with note-taking capabilities, allowing users to manage schedules, tasks, journals, and more in one place. It features a powerful editor for various formats and organization through categories.

**Highlights:** Note-style calendar interface, Powerful editor with text, checklists, and links, Organize with custom categories, Dark mode support, Track schedules, tasks, and journals

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BlockCertsAI free?

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

### Is Clog free?

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

### Do BlockCertsAI or Clog have ads?

Clog shows ads; BlockCertsAI does not.

### Which is updated more often, BlockCertsAI or Clog?

BlockCertsAI ships an update every 3 weeks, and Clog every 2 weeks. Most recently, BlockCertsAI was updated on August 30, 2026 and Clog on June 24, 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.*