# BMS Linker vs Sunplot

The clearest difference is in-app purchases: BMS Linker at none against Sunplot's 1. Sunplot's advantage is iOS requirement (17.0 vs 26.2). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sunplot sells 1 one-off in-app purchase. BMS Linker asks for nothing beyond the download.

BMS Linker ships an update every 9 days, Sunplot every 10 days. The most recent releases landed on November 9, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | BMS Linker | Sunplot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 10 days |
| Size | 3 MB | 4 MB |
| Requires iOS | 26.2 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [海洋 王](https://appshunter.io/developer/1889878296) | [Olexandr Zhovnir](https://appshunter.io/developer/6801442223) |

## What reviewers say

### BMS Linker

[App page](https://appshunter.io/ios/app/bms-linker/id6761525890)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sunplot

[App page](https://appshunter.io/ios/app/sunplot-sun-hours/id6808525914)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sunplot Full | $5.99 | one-time |


## Frequently asked questions

### Is BMS Linker free?

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

### Is Sunplot free?

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

### Do BMS Linker or Sunplot have ads?

Neither BMS Linker nor Sunplot shows ads.

### Which is updated more often, BMS Linker or Sunplot?

BMS Linker ships an update every 9 days, and Sunplot every 10 days. Most recently, BMS Linker was updated on November 9, 2026 and Sunplot on November 6, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*