# Blank Spaces Launcher vs Acid Interval

The clearest difference is monetization model: Acid Interval at freemium against Blank Spaces Launcher's subscription. Acid Interval also leads on rating (5.0 vs 4.6). Blank Spaces Launcher's advantage is ratings volume (8.6K vs 1) and chart position (#95 vs unranked). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Blank Spaces Launcher sells 10 in-app purchases, starting at $1.99 per 7 days and Acid Interval sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Acid Interval holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Blank Spaces Launcher has 8.6K ratings behind it against 1, so its average is the more settled of the two.

Blank Spaces Launcher ships an update fortnightly, Acid Interval every 2 weeks. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Blank Spaces Launcher | Acid Interval |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (8.6K ratings)](https://appshunter.io/ios/app/blank-spaces-launcher/id1570856853/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/acid-interval-focus-timer/id6815378728/reviews)** |
| Number of ratings | **8.6K** | 1 |
| Positive reviews | 26.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | Subscription | **Freemium** |
| Best chart rank | **#95** | — |
| Size | 164 MB | 1 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ecstasis LLC](https://appshunter.io/developer/1543620595) | [Preston Carr](https://appshunter.io/developer/6815378730) |

## What reviewers say

### Blank Spaces Launcher

[App page](https://appshunter.io/ios/app/blank-spaces-launcher/id1570856853)

**Currently charting:** #95 Top Grossing · Productivity, #106 Top Free · Productivity (US App Store)

Transform your smartphone into a focused tool with a minimalist interface. This app replaces cluttered home screens with a simple list of essential apps, helping you reduce distractions and reclaim your attention. It offers features to lock distracting apps and build lasting focus habits.

**Highlights:** Simplified text-based app list, Distraction blocking before app launch, Scheduled app locking, Focus-building unlock methods, Customizable themes and appearance, Habit tracking for focus streaks

**Features:** Family Sharing, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $1.99 | per 7 days |
| 1 Month | $3.99 | per month |
| 1 Month | $3.99 | per month |
| Monthly Plan | $7.99 | per month |
| 12 Months | $17.99 | per year |
| Special Offer (1 Year) | $18.99 | per year |
| Yearly Plan | $19.99 | per year |
| Blank Lifetime Subscription | $23.99 | one-time |
| Blank Lifetime Subscription | $24.99 | one-time |
| Lifetime Plan | $29.99 | one-time |

**What reviewers like**

- 🚀 Reduced screen time and digital distractions
- 👍 Minimalist and clean home screen design
- 🔒 Helps with digital detox and focus
- 💡 Useful for college students and those with ADHD
- 👍 Customizable widgets and backgrounds

**What reviewers complain about**

- 🐛 Buggy performance and glitches
- 💰 Expensive subscription model
- 🤔 Confusing setup process
- 🔍 Limited app support and integration
- 🕰️ Slow app opening times

**Reported bugs**

- Widgets not showing up or disappearing
- Inconsistent behavior when adding/removing apps
- Shortcuts not working as expected
- Wallpaper customization issues
- App crashing or freezing during setup

**Requested features**

- Add more supported apps, including default iOS apps
- Allow custom shortcuts without going through Shortcuts app
- Improve widget customization options
- Provide a free or one-time purchase version
- Add ability to rename app labels in widgets


### Acid Interval

[App page](https://appshunter.io/ios/app/acid-interval-focus-timer/id6815378728)

This focus timer offers a visually unique approach to deep work, moving away from traditional interfaces. It provides customizable timers and engaging visual feedback to help users stay on task, even with the screen off. The app prioritizes a distraction-free experience with no account or data syncing required.

**Highlights:** Unique visual interface, Customizable timer intervals, Engaging animation mechanisms, Screen-off notifications, No account or data sync, Phone lock compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Acid Interval Pro | $2.99 | one-time |


## Frequently asked questions

### Is Blank Spaces Launcher free?

Blank Spaces Launcher is free to download, with in-app purchases available.

### Is Acid Interval free?

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

### Which has better reviews, Blank Spaces Launcher or Acid Interval?

Acid Interval is rated higher. Blank Spaces Launcher averages 4.6 out of 5 from 8.6K ratings, while Acid Interval averages 5.0 from 1 ratings.

### Do Blank Spaces Launcher or Acid Interval have ads?

Neither Blank Spaces Launcher nor Acid Interval shows ads.

### Which is updated more often, Blank Spaces Launcher or Acid Interval?

Blank Spaces Launcher ships an update fortnightly, and Acid Interval every 2 weeks. Most recently, Blank Spaces Launcher was updated on November 7, 2026 and Acid Interval on October 31, 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.*