# ADClock Blackboard vs NiceClock Analog

The clearest difference is rating: ADClock Blackboard at 5.0 against NiceClock Analog's 3.7. ADClock Blackboard also leads on ads (none vs shown) and iOS requirement (6.0 vs 15.5). NiceClock Analog's advantage is update cadence (every 2 weeks vs every 10 months) and ratings volume (10 vs 1). On price, in-app purchases, monetization model 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.

ADClock Blackboard holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: NiceClock Analog has 10 ratings behind it against 1, so its average is the more settled of the two.

ADClock Blackboard ships an update every 10 months, NiceClock Analog every 2 weeks. The most recent releases landed on October 6, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | ADClock Blackboard | NiceClock Analog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/adclock-blackboard/id574832850/reviews)** | [3.7 (10 ratings)](https://appshunter.io/ios/app/niceclock-analog/id863967315/reviews) |
| Number of ratings | 1 | **10** |
| Positive reviews | — | 87.5% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 28 MB | 13 MB |
| Requires iOS | **6.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hiroyuki Otsuka](https://appshunter.io/developer/554117199) | [NiceApps GmbH](https://appshunter.io/developer/501767855) |

## What reviewers say

### ADClock Blackboard

[App page](https://appshunter.io/ios/app/adclock-blackboard/id574832850)

This utility app displays analog and digital clocks with a unique "Blackboard" design theme. It offers customizable display formats, date indications, and orientation mirroring. Users can also control time signal voice sounds and auto-lock settings.

**Highlights:** Analog and digital clock display, Blackboard design theme, 12/24-hour format switch, Date indication (EN, JP, KR), Auto lock ON/OFF, Horizontal/vertical inversion, Time signal voice sound

**Features:** macOS Compatibility

**In-app purchases:** none


### NiceClock Analog

[App page](https://appshunter.io/ios/app/niceclock-analog/id863967315)

This app displays a beautiful analog clock on your iOS device. It offers various themes and a night mode for dimmed viewing. The "Disable Auto-Lock" function keeps the app open, making it ideal for docking stations.

**Highlights:** Beautiful analog clock display, Multiple themes, Night mode with dimmed screen, Disable Auto-Lock function, Ideal for docking stations

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

**In-app purchases:** none


## Frequently asked questions

### Is ADClock Blackboard free?

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

### Is NiceClock Analog free?

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

### Which has better reviews, ADClock Blackboard or NiceClock Analog?

ADClock Blackboard is rated higher. ADClock Blackboard averages 5.0 out of 5 from 1 ratings, while NiceClock Analog averages 3.7 from 10 ratings.

### Do ADClock Blackboard or NiceClock Analog have ads?

NiceClock Analog shows ads; ADClock Blackboard does not.

### Which is updated more often, ADClock Blackboard or NiceClock Analog?

ADClock Blackboard ships an update every 10 months, and NiceClock Analog every 2 weeks. Most recently, ADClock Blackboard was updated on October 6, 2026 and NiceClock Analog on October 9, 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.*