# PROTON Link vs SEIBUKL

The clearest difference is update cadence: SEIBUKL at every 6 weeks against PROTON Link's every 4 months. SEIBUKL also leads on review sentiment (13% vs 0%). PROTON Link's advantage is iOS requirement (12.0 vs 15). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PROTON Link ships an update every 4 months, SEIBUKL every 6 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | PROTON Link | SEIBUKL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.7 (6 ratings)](https://appshunter.io/ios/app/proton-link/id1441630661/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 0.0% of reviews | **12.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 145 MB | 160 MB |
| Requires iOS | **12.0** | 15 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Proton Holdings Berhad](https://appshunter.io/developer/1123555061) | [SOGOKL](https://appshunter.io/developer/1213284061) |

## What reviewers say

### PROTON Link

[App page](https://appshunter.io/ios/app/proton-link/id1441630661)

Manage your Proton vehicle remotely, from starting the engine and locking doors to checking fuel levels and scheduling service appointments. Stay connected with the Proton community and access digital manuals and news.

**Highlights:** Remote engine start/stop, Lock/unlock doors, Vehicle status monitoring, Service appointment booking, Real-time vehicle location, Community news and engagement

**Features:** macOS Compatibility

**In-app purchases:** none


### SEIBUKL

[App page](https://appshunter.io/ios/app/seibukl/id6471658677)

Discover curated collections, seasonal offerings, and exclusive promotions. This shopping companion app allows you to earn points on purchases, redeem rewards, and access member privileges. Stay informed about the latest events and enjoy seamless convenience.

**Highlights:** Curated brand collections, Seasonal and limited editions, Membership program with tiers, Points collection and redemption, QR-Scan and e-Voucher features, Exclusive member rewards and privileges, Event notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is PROTON Link free?

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

### Is SEIBUKL free?

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

### Do PROTON Link or SEIBUKL have ads?

Neither PROTON Link nor SEIBUKL shows ads.

### Which is updated more often, PROTON Link or SEIBUKL?

PROTON Link ships an update every 4 months, and SEIBUKL every 6 weeks. Most recently, PROTON Link was updated on October 24, 2026 and SEIBUKL on October 27, 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.*