# Optimism vs LuckLight

The clearest difference is in-app purchases: LuckLight at none against Optimism's 1. LuckLight also leads on update cadence (daily vs every 5 weeks) and iOS requirement (15.1 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Optimism sells 1 in-app purchase, starting at $6.99 per month. LuckLight asks for nothing beyond the download.

Optimism ships an update every 5 weeks, LuckLight daily. The most recent releases landed on October 14, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Optimism | LuckLight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (11 ratings)](https://appshunter.io/ios/app/optimism-a-gratitude-journal/id1503981169/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 32 MB |
| Requires iOS | 18.6 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ilia Kovalenko](https://appshunter.io/developer/1448488637) | [Maksim Kremenchugskii](https://appshunter.io/developer/6787402895) |

## What reviewers say

### Optimism

[App page](https://appshunter.io/ios/app/optimism-a-gratitude-journal/id1503981169)

This app encourages daily reflection by prompting users to write down three positive moments each evening. The goal is to foster increased positivity, leading to improvements in quality of life, relationships, and sleep.

**Highlights:** Daily positive moment journaling, Brain rewiring for positivity, Improved quality of life, Enhanced relationships, Better sleep quality

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access | $6.99 | per month |


### LuckLight

[App page](https://appshunter.io/ios/app/lucklight/id6787402893)

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

**In-app purchases:** none


## Frequently asked questions

### Is Optimism free?

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

### Is LuckLight free?

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

### Do Optimism or LuckLight have ads?

Neither Optimism nor LuckLight shows ads.

### Which is updated more often, Optimism or LuckLight?

Optimism ships an update every 5 weeks, and LuckLight daily. Most recently, Optimism was updated on October 14, 2026 and LuckLight 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.*