# Speedcheck by Left Field Logic vs MemoCalc

The clearest difference is ads: Speedcheck by Left Field Logic at none against MemoCalc's shown. Speedcheck by Left Field Logic also leads on device support (3 vs 1). MemoCalc's advantage is update cadence (fortnightly vs every 3 months). On price, in-app purchases and iOS requirement there is nothing between them.

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

Speedcheck by Left Field Logic ships an update every 3 months, MemoCalc fortnightly. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Speedcheck by Left Field Logic | MemoCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/speedcheck-by-left-field-logic/id6758561552/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 7 MB | 6 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Left Field Logic, LLC](https://appshunter.io/developer/1760849276) | [Kenta Tokiyoshi](https://appshunter.io/developer/6804241786) |

## What reviewers say

### Speedcheck by Left Field Logic

[App page](https://appshunter.io/ios/app/speedcheck-by-left-field-logic/id6758561552)

Measure your internet connection speed accurately and privately. Track download, upload, and latency across Wi-Fi, cellular, or Ethernet. Results sync across devices via iCloud for a complete performance history.

**Highlights:** Accurate speed tests (download, upload, ping), Full test history tracking, iCloud sync across devices, Privacy-focused, no data collection, Universal app for iOS and macOS, Lightweight and fast performance

**Features:** Vision Pro support

**In-app purchases:** none


### MemoCalc

[App page](https://appshunter.io/ios/app/memocalc-number-notes/id6808956322)

**In-app purchases:** none


## Frequently asked questions

### Is Speedcheck by Left Field Logic free?

Speedcheck by Left Field Logic is free to download, with no in-app purchases.

### Is MemoCalc free?

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

### Do Speedcheck by Left Field Logic or MemoCalc have ads?

MemoCalc shows ads; Speedcheck by Left Field Logic does not.

### Which is updated more often, Speedcheck by Left Field Logic or MemoCalc?

Speedcheck by Left Field Logic ships an update every 3 months, and MemoCalc fortnightly. Most recently, Speedcheck by Left Field Logic was updated on October 31, 2026 and MemoCalc on October 29, 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.*