# Checkpoints @ SG vs Interlink SG

The clearest difference is in-app purchases: Checkpoints @ SG at none against Interlink SG's 1. Interlink SG's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Interlink SG sells 1 one-off in-app purchase. Checkpoints @ SG asks for nothing beyond the download.

Checkpoints @ SG ships an update every 5 days, Interlink SG every 9 days. Both last shipped on September 17, 2026.

## The numbers

| Metric | Checkpoints @ SG | Interlink SG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 9 days |
| Size | 55 MB | 34 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Novanet Solutions](https://appshunter.io/developer/1482778283) | [Nur Hakim Chong Kar Hao](https://appshunter.io/developer/1830827319) |

## What reviewers say

### Checkpoints @ SG

[App page](https://appshunter.io/ios/app/checkpoints-sg/id1666169359)

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

**In-app purchases:** none


### Interlink SG

[App page](https://appshunter.io/ios/app/interlink-sg/id6749619089)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| removeads | $2.99 | one-time |


## Frequently asked questions

### Is Checkpoints @ SG free?

Checkpoints @ SG is free to download, with no in-app purchases.

### Is Interlink SG free?

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

### Do Checkpoints @ SG or Interlink SG have ads?

Checkpoints @ SG shows ads; Interlink SG does not.

### Which is updated more often, Checkpoints @ SG or Interlink SG?

Checkpoints @ SG ships an update every 5 days, and Interlink SG every 9 days. Most recently, Checkpoints @ SG was updated on September 17, 2026 and Interlink SG on September 17, 2026.

---

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