# SigTrax vs Tracecolor

The clearest difference is review sentiment: SigTrax at 60% against Tracecolor's 0%. SigTrax also leads on rating (3.6 vs 3.0) and update cadence (every 3 months vs every 42 months). Tracecolor's advantage is price (Free vs $2.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Tracecolor is free to download; SigTrax costs $2.99 up front. SigTrax sells 2 one-off in-app purchases and Tracecolor sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

SigTrax holds the better App Store score, 3.6 against 3.0. That said, the two scores are not equally well evidenced: SigTrax has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 60% of SigTrax's written reviews are positive against 0% of Tracecolor's.

SigTrax ships an update every 3 months, Tracecolor every 42 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SigTrax | Tracecolor |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.6 (8 ratings)](https://appshunter.io/ios/app/sigtrax/id714920367/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/tracecolor/id1472203437/reviews) |
| Number of ratings | **8** | 1 |
| Positive reviews | **60.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 42 months |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#191** | — |
| Size | 5 MB | 5 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Amcept, LLC](https://appshunter.io/developer/714920370) | [Franklin Chang](https://appshunter.io/developer/1467299920) |

## What reviewers say

### SigTrax

[App page](https://appshunter.io/ios/app/sigtrax/id714920367)

**Currently charting:** #191 Top Paid · Productivity (US App Store)

This app helps users locate signal origins by plotting bearings and identifying intersection points. It simplifies the tracking process with mobile device capabilities, offering features like automatic Crosspoint calculation and driving directions to identified locations.

**Highlights:** Plot bearings and determine Crosspoints, High precision GPS locating, Handheld mapping, Automatic Crosspoint management, Driving maps with voice routing, Archive and retrieve bearing collections

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SigShare | $1.99 | one-time |
| DataTrax | $5.99 | one-time |


### Tracecolor

[App page](https://appshunter.io/ios/app/tracecolor/id1472203437)

Transform your photos into coloring pages with this app. Easily create custom outlines from your own pictures or provided materials, then color them digitally. Simple controls make it accessible for all ages.

**Highlights:** Convert photos to outlines, Customizable outline sliders, Coloring with pen and color selection, Zoom for detailed coloring, Import from camera, library, or materials, Invert colors and edit original picture

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Blocks | $1.99 | one-time |
| Rakugo | $1.99 | one-time |
| Rice Plants | $1.99 | one-time |
| Shirts | $1.99 | one-time |
| Smokestack | $1.99 | one-time |
| Sphere | $1.99 | one-time |
| Sphere2 | $1.99 | one-time |
| Sphere3 | $1.99 | one-time |
| Tamade | $1.99 | one-time |
| Unlock this app | $4.99 | one-time |


## Frequently asked questions

### Is SigTrax free?

SigTrax costs $2.99, and also offers in-app purchases.

### Is Tracecolor free?

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

### Which has better reviews, SigTrax or Tracecolor?

SigTrax is rated higher. SigTrax averages 3.6 out of 5 from 8 ratings, while Tracecolor averages 3.0 from 1 ratings.

### Do SigTrax or Tracecolor have ads?

Neither SigTrax nor Tracecolor shows ads.

### Which is updated more often, SigTrax or Tracecolor?

SigTrax ships an update every 3 months, and Tracecolor every 42 months. Most recently, SigTrax was updated on November 6, 2026 and Tracecolor on November 3, 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.*