# SWPPPTrack DOT vs TTC App

The clearest difference is update cadence: SWPPPTrack DOT at every 4 months against TTC App's every 11 months. SWPPPTrack DOT also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

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

SWPPPTrack DOT ships an update every 4 months, TTC App every 11 months. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SWPPPTrack DOT | TTC App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (3 ratings)](https://appshunter.io/ios/app/swppptrack-dot/id1071830458/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 11 months |
| Monetization | Free | — |
| Size | 19 MB | 13 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Web App Express Ltd](https://appshunter.io/developer/1029460006) | [Heavy Construction Systems Specialists, Inc.](https://appshunter.io/developer/720784425) |

## What reviewers say

### SWPPPTrack DOT

[App page](https://appshunter.io/ios/app/swppptrack-dot/id1071830458)

This app simplifies stormwater pollution prevention and compliance tracking for various organizations and professionals. It enables fast and easy field reporting, including inspections, issue identification, action item management, and photo documentation. The mobile application seamlessly syncs with custom database and workflow management systems.

**Highlights:** Field inspections, Issue identification, Action item management, Photo documentation, Plan viewing, Database syncing

**In-app purchases:** none


### TTC App

[App page](https://appshunter.io/ios/app/ttc-app/id1452360143)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SWPPPTrack DOT free?

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

### Is TTC App free?

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

### Do SWPPPTrack DOT or TTC App have ads?

Neither SWPPPTrack DOT nor TTC App shows ads.

### Which is updated more often, SWPPPTrack DOT or TTC App?

SWPPPTrack DOT ships an update every 4 months, and TTC App every 11 months. Most recently, SWPPPTrack DOT was updated on October 3, 2026 and TTC App on October 10, 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.*