# SpaceTime Capsule vs LucidAI

The clearest difference is update cadence: SpaceTime Capsule at every 4 months against LucidAI's every 17 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. SpaceTime Capsule sells 10 one-off in-app purchases and LucidAI sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

SpaceTime Capsule ships an update every 4 months, LucidAI every 17 months. The most recent releases landed on October 25, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | SpaceTime Capsule | LucidAI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lucidai-dream-visualizer/id6744613038/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 17 months |
| Monetization | — | Freemium |
| Size | 98 MB | 99 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [SPACE TIME](https://appshunter.io/developer/1526106439) | [Mikalangelo Wessel](https://appshunter.io/developer/1459323356) |

## What reviewers say

### SpaceTime Capsule

[App page](https://appshunter.io/ios/app/spacetime-capsule/id1533808582)

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 14 years storage | $139.99 | one-time |
| 15 years storage | $149.99 | one-time |
| 16 years storage | $159.99 | one-time |
| 17 years storage | $169.99 | one-time |
| 18 years storage | $179.99 | one-time |
| 19 years storage | $189.99 | one-time |
| 20 years storage | $199.99 | one-time |
| 21 years storage | $209.99 | one-time |
| 22 years storage | $219.99 | one-time |
| 23 years storage | $229.99 | one-time |


### LucidAI

[App page](https://appshunter.io/ios/app/lucidai-dream-visualizer/id6744613038)

Transform your dream descriptions into unique AI-generated artwork. Choose from various visual styles and moods to create personalized dreamscapes. Log, track, and share your visualized dreams to explore your subconscious.

**Highlights:** AI dream visualization, Customizable visual styles, Dream logging and journaling, Dream streaks for consistency, Share visualized dreams, Unlimited entries with Pro

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| LucidAI Pro | $4.99 | per month |
| LucidAI Pro - Annual | $39.99 | per year |


## Frequently asked questions

### Is SpaceTime Capsule free?

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

### Is LucidAI free?

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

### Do SpaceTime Capsule or LucidAI have ads?

Neither SpaceTime Capsule nor LucidAI shows ads.

### Which is updated more often, SpaceTime Capsule or LucidAI?

SpaceTime Capsule ships an update every 4 months, and LucidAI every 17 months. Most recently, SpaceTime Capsule was updated on October 25, 2026 and LucidAI on October 19, 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.*