# Doodle vs Thread Gauge

The clearest difference is rating: Thread Gauge at 5.0 against Doodle's 3.3. Thread Gauge also leads on in-app purchases (none vs 1) and update cadence (every 6 days vs every 3 weeks). Doodle's advantage is ratings volume (8 vs 1) and device support (3 vs 1). On price, ads and monetization model there is nothing between them.

Both are free to download. Doodle sells 1 one-off in-app purchase. Thread Gauge asks for nothing beyond the download.

Thread Gauge holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: Doodle has 8 ratings behind it against 1, so its average is the more settled of the two.

Doodle ships an update every 3 weeks, Thread Gauge every 6 days. The most recent releases landed on October 3, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Doodle | Thread Gauge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (8 ratings)](https://appshunter.io/ios/app/doodle/id405259285/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/thread-gauge/id6781018381/reviews)** |
| Number of ratings | **8** | 1 |
| Positive reviews | 14.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 15 MB | 4 MB |
| Requires iOS | **7.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Orgajja Co Ltd](https://appshunter.io/developer/368955015) | [Imad Jawad](https://appshunter.io/developer/6781018383) |

## What reviewers say

### Doodle

[App page](https://appshunter.io/ios/app/doodle/id405259285)

This app allows users to create simple sketches and drawings, ranging from abstract shapes to representational figures. It's ideal for capturing fleeting ideas or for casual drawing during idle moments.

**Highlights:** Create simple sketches, Draw abstract shapes, Make representational figures, Unfocused drawing tool, Capture fleeting ideas

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| additional features | $0.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use interface
- 🎨 Good for entertaining children
- ⏱️ Quick way to pass time while waiting
- 🆓 Free version available
- ✏️ Basic drawing functionality works

**What reviewers complain about**

- 📢 Excessive and intrusive advertisements
- 🐛 Frequent crashes and freezing issues
- 💰 Requires payment for most features
- 🔄 Saves drawings upside down or backwards
- ❌ No eraser functionality in free version

**Reported bugs**

- App opens upside down then crashes
- Crashes immediately upon opening
- Crashes when tapping twice simultaneously
- Crashes when no WiFi/internet available
- Drawings save upside down or backwards

**Requested features**

- Eraser tool
- Undo button
- More color options and variety
- Different drawing modes/backgrounds
- Ability to change wooden board aesthetic


### Thread Gauge

[App page](https://appshunter.io/ios/app/thread-gauge/id6781018381)

This app transforms your iPhone into a precise thread measurement tool. Simply photograph a screw next to a reference card to accurately determine its pitch and diameter, identifying the closest standard in both metric and imperial units.

**Highlights:** Measures metric and imperial threads, Identifies closest standard match, Uses reference card for scale, On-screen guidance for photography, Offline processing, no data tracking

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

**In-app purchases:** none


## Frequently asked questions

### Is Doodle free?

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

### Is Thread Gauge free?

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

### Which has better reviews, Doodle or Thread Gauge?

Thread Gauge is rated higher. Doodle averages 3.3 out of 5 from 8 ratings, while Thread Gauge averages 5.0 from 1 ratings.

### Do Doodle or Thread Gauge have ads?

Neither Doodle nor Thread Gauge shows ads.

### Which is updated more often, Doodle or Thread Gauge?

Doodle ships an update every 3 weeks, and Thread Gauge every 6 days. Most recently, Doodle was updated on October 3, 2026 and Thread Gauge 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.*