# Lainie vs Thinline

The clearest difference is price: Thinline at Free against Lainie's $7.99. Thinline also leads on update cadence (every 2 days vs every 5 weeks). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Thinline is free to download; Lainie costs $7.99 up front. Lainie sells 1 in-app purchase, starting at $19.99 per month and Thinline sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Lainie ships an update every 5 weeks, Thinline every 2 days. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Lainie | Thinline |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lainie-relationship-coach/id6758857052/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 51 MB | 82 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Marar Inc](https://appshunter.io/developer/1875296419) | [Josip Miljak](https://appshunter.io/developer/6805523661) |

## What reviewers say

### Lainie

[App page](https://appshunter.io/ios/app/lainie-relationship-coach/id6758857052)

This AI companion offers personalized relationship advice and support, helping you navigate romantic situations, improve communication, and understand your desires. It remembers your conversation history for tailored insights, available 24/7 without judgment.

**Highlights:** Personalized coaching, AI-driven conversations, Contextual memory, 24/7 availability, Private and secure, Dark mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lainie Pro | $19.99 | per month |


### Thinline

[App page](https://appshunter.io/ios/app/thinline-private-sin-tracker/id6805523659)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thinline Monthly | $6.99 | per month |
| Thinline Annual | $29.99 | per year |
| Thinline Founders Offer | $39.99 | one-time |


## Frequently asked questions

### Is Lainie free?

Lainie costs $7.99, and also offers in-app purchases.

### Is Thinline free?

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

### Do Lainie or Thinline have ads?

Neither Lainie nor Thinline shows ads.

### Which is updated more often, Lainie or Thinline?

Lainie ships an update every 5 weeks, and Thinline every 2 days. Most recently, Lainie was updated on October 31, 2026 and Thinline on November 10, 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.*