# BufferSpeed vs Lagcheck

The clearest difference is in-app purchases: Lagcheck at none against BufferSpeed's 9. BufferSpeed's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. BufferSpeed sells 9 in-app purchases, starting at $9.99 per month. Lagcheck asks for nothing beyond the download.

BufferSpeed ships an update every 3 weeks, Lagcheck fortnightly. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | BufferSpeed | Lagcheck |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (1 ratings)](https://appshunter.io/ios/app/bufferspeed/id6803741495/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 34 MB | 68 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Chris Drinkard](https://appshunter.io/developer/1834754872) | [Luiz Fernando Giammattey](https://appshunter.io/developer/6808479533) |

## What reviewers say

### BufferSpeed

[App page](https://appshunter.io/ios/app/bufferspeed/id6803741495)

This app goes beyond standard speed tests to diagnose network performance issues. It measures latency under load and bufferbloat, providing a grade and explanation to help identify and communicate network problems affecting calls, games, and streams.

**Highlights:** Download and upload speed tests, Idle and loaded latency measurement, Jitter and packet loss detection, Bufferbloat grading (A-F), Test history logging, Explanation of latency impact

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - Monthly | $9.99 | per month |
| Guardian Monthly | $19.99 | per month |
| Agency Monthly | $39.99 | per month |
| Pro - Annual | $89.99 | per year |
| Guardian Annual | $179.99 | per year |
| Agency Annual | $359.99 | per year |
| 500 AI Credits | $4.99 | one-time |
| 2,000 AI Credits | $14.99 | one-time |
| 10,000 AI Credits | $39.99 | one-time |


### Lagcheck

[App page](https://appshunter.io/ios/app/lagcheck-game-ping-test/id6818706960)

**In-app purchases:** none


## Frequently asked questions

### Is BufferSpeed free?

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

### Is Lagcheck free?

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

### Do BufferSpeed or Lagcheck have ads?

Both BufferSpeed and Lagcheck show ads.

### Which is updated more often, BufferSpeed or Lagcheck?

BufferSpeed ships an update every 3 weeks, and Lagcheck fortnightly. Most recently, BufferSpeed was updated on October 31, 2026 and Lagcheck on November 6, 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.*