# Slight vs AI Bubble Clock

The clearest difference is in-app purchases: AI Bubble Clock at none against Slight's 3. AI Bubble Clock also leads on update cadence (every 6 days vs every 3 weeks) and iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Slight sells 3 one-off in-app purchases. AI Bubble Clock asks for nothing beyond the download.

Slight ships an update every 3 weeks, AI Bubble Clock every 6 days. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Slight | AI Bubble Clock |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | — | Freemium |
| Size | 6 MB | 39 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Noriki Kunugi](https://appshunter.io/developer/1744848884) | [DaeChul Jung](https://appshunter.io/developer/6774486494) |

## What reviewers say

### Slight

[App page](https://appshunter.io/ios/app/slight-night-and-reading-light/id6762038864)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads for 24h | $0.49 | one-time |
| Remove ads for 30 days | $2.99 | one-time |
| Remove ads (lifetime) | $5.99 | one-time |


### AI Bubble Clock

[App page](https://appshunter.io/ios/app/ai-bubble-clock/id6774486491)

Visualizes the AI industry's investment cycle risk using a clock metaphor. It indicates overheating as it approaches midnight, offering real-time signals and risk assessments. Optional subscriptions provide deeper market indicators and expert analysis.

**Highlights:** AI Cycle Clock visualization, Real-time industry signals, Risk level indicators, Objective risk scoring, Market indicator analysis, Historical comparison, Weekly AI industry briefings

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

**In-app purchases:** none


## Frequently asked questions

### Is Slight free?

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

### Is AI Bubble Clock free?

AI Bubble Clock is free to download, with no in-app purchases.

### Do Slight or AI Bubble Clock have ads?

Neither Slight nor AI Bubble Clock shows ads.

### Which is updated more often, Slight or AI Bubble Clock?

Slight ships an update every 3 weeks, and AI Bubble Clock every 6 days. Most recently, Slight was updated on October 24, 2026 and AI Bubble Clock on October 12, 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.*