# Progress vs 愛情ラボラトリー

The clearest difference is price: 愛情ラボラトリー at Free against Progress's $3.99. 愛情ラボラトリー also leads on update cadence (daily vs every 2 days) and iOS requirement (15.1 vs 26.0). Progress's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

愛情ラボラトリー is free to download; Progress costs $3.99 up front. 愛情ラボラトリー sells 1 one-off in-app purchase. Progress asks for nothing beyond the download.

Progress ships an update every 2 days, 愛情ラボラトリー daily. The most recent releases landed on September 21, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Progress | 愛情ラボラトリー |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.0 (30 ratings)](https://appshunter.io/ios/app/progress-check-your-progress/id1531556410/reviews)** | — |
| Number of ratings | **30** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 days | **Daily** |
| Monetization | Free | — |
| Size | 5 MB | 194 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Gaku Sakai](https://appshunter.io/developer/1382485798) | [Hiroki Ogawa](https://appshunter.io/developer/1886117725) |

## What reviewers say

### Progress

[App page](https://appshunter.io/ios/app/progress-check-your-progress/id1531556410)

Easily track your progress and countdown to important dates. Set custom periods and visualize remaining days at a glance. Utilize home screen widgets for quick access to your progress updates.

**Highlights:** Set custom periods, Display days remaining, Home screen widgets, Progress visualization, Countdown timer

**Features:** Vision Pro support

**In-app purchases:** none


### 愛情ラボラトリー

[App page](https://appshunter.io/ios/app/id6767869595)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム | $1.99 | one-time |


## Frequently asked questions

### Is Progress free?

Progress costs $3.99, with no in-app purchases.

### Is 愛情ラボラトリー free?

愛情ラボラトリー is free to download, with in-app purchases available.

### Do Progress or 愛情ラボラトリー have ads?

愛情ラボラトリー shows ads; Progress does not.

### Which is updated more often, Progress or 愛情ラボラトリー?

Progress ships an update every 2 days, and 愛情ラボラトリー daily. Most recently, Progress was updated on September 21, 2026 and 愛情ラボラトリー on September 22, 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.*