# OVAL Key vs LETTI 렛티

The clearest difference is review sentiment: LETTI 렛티 at 100% against OVAL Key's 20%. LETTI 렛티 also leads on update cadence (every 2 days vs every 2 months). OVAL Key's advantage is in-app purchases (none vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. LETTI 렛티 sells 2 in-app purchases, starting at $1.99 per month. OVAL Key asks for nothing beyond the download.

OVAL Key ships an update every 2 months, LETTI 렛티 every 2 days. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | OVAL Key | LETTI 렛티 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 26 MB | 208 MB |
| Requires iOS | **14.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ImGATE, Inc.](https://appshunter.io/developer/1434808258) | [DO SUNG LEE](https://appshunter.io/developer/6780416974) |

## What reviewers say

### OVAL Key

[App page](https://appshunter.io/ios/app/oval-key/id1452141303)

Access your home remotely by obtaining a mobile key from your property manager. This application allows you to easily open your door using your smartphone.

**Highlights:** Mobile key access, Remote door opening, Manager key distribution, Easy to use interface

**Features:** macOS Compatibility

**In-app purchases:** none


### LETTI 렛티

[App page](https://appshunter.io/ios/app/letti/id6780416972)

Capture and organize memorable lines from various sources, including text from photos and foreign languages. Create shareable cards and receive gentle reminders to revisit your favorite quotes.

**Highlights:** Capture lines from text or photos (OCR), Save foreign lines with translation, Organize lines into custom collections, Create and share quote cards, Gentle reminders for favorite lines, PRO features: photo backgrounds, custom reminders, export

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Letti PRO | $1.99 | per month |
| Letti PRO | $17.99 | per year |


## Frequently asked questions

### Is OVAL Key free?

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

### Is LETTI 렛티 free?

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

### Do OVAL Key or LETTI 렛티 have ads?

Neither OVAL Key nor LETTI 렛티 shows ads.

### Which is updated more often, OVAL Key or LETTI 렛티?

OVAL Key ships an update every 2 months, and LETTI 렛티 every 2 days. Most recently, OVAL Key was updated on October 6, 2026 and LETTI 렛티 on October 15, 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.*