# TLS AMS vs Porter Dodson

TLS AMS and Porter Dodson are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

TLS AMS ships an update every 3 months, Porter Dodson every 4 months. The most recent releases landed on September 16, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | TLS AMS | Porter Dodson |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Size | 26 MB | 129 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [The Language Shop](https://appshunter.io/developer/1638510075) | [Porter Dodson LLP](https://appshunter.io/developer/1689770811) |

## What reviewers say

### TLS AMS

[App page](https://appshunter.io/ios/app/tls-ams/id6741712139)

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

**In-app purchases:** none


### Porter Dodson

[App page](https://appshunter.io/ios/app/porter-dodson/id6743316618)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TLS AMS free?

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

### Is Porter Dodson free?

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

### Do TLS AMS or Porter Dodson have ads?

Neither TLS AMS nor Porter Dodson shows ads.

### Which is updated more often, TLS AMS or Porter Dodson?

TLS AMS ships an update every 3 months, and Porter Dodson every 4 months. Most recently, TLS AMS was updated on September 16, 2026 and Porter Dodson on September 11, 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.*