# UnderLine vs Long time

The clearest difference is in-app purchases: UnderLine at none against Long time's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Long time sells 3 one-off in-app purchases. UnderLine asks for nothing beyond the download.

UnderLine ships an update every 4 days, Long time every 6 days. Both last shipped on September 26, 2026.

## The numbers

| Metric | UnderLine | Long time |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/long-time/id6771714923/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 6 days |
| Monetization | — | Free with in-app purchases |
| Size | 85 MB | 59 MB |
| Requires iOS | 15.6 | **15** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [5mm](https://appshunter.io/developer/1832720335) | [CHUNGUN KIM](https://appshunter.io/developer/1896774324) |

## What reviewers say

### UnderLine

[App page](https://appshunter.io/ios/app/underline/id6751827790)

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

**In-app purchases:** none


### Long time

[App page](https://appshunter.io/ios/app/long-time/id6771714923)

This AI-powered service helps you find people you've lost touch with by analyzing shared memories and details. Reconnect with past connections like first loves, childhood friends, or old colleagues by providing clues from your memories.

**Highlights:** AI Deep Sync Matching, AI Standard Matching, Memory-based AI analysis, Mutual match confirmation, Privacy-focused design

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Accurate search for people | $0.29 | one-time |
| Vague search for people | $0.29 | one-time |
| Purchase the search number list bar | $0.99 | one-time |


## Frequently asked questions

### Is UnderLine free?

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

### Is Long time free?

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

### Do UnderLine or Long time have ads?

Neither UnderLine nor Long time shows ads.

### Which is updated more often, UnderLine or Long time?

UnderLine ships an update every 4 days, and Long time every 6 days. Most recently, UnderLine was updated on September 26, 2026 and Long time on September 26, 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.*