# Time Warp Scan vs Decision Tool

Time Warp Scan and Decision Tool both sit at 4.4 stars, but that hides the real split: 90% of Decision Tool's written reviews are positive against 43% of Time Warp Scan's. Decision Tool also leads on in-app purchases (none vs 3). Time Warp Scan's advantage is ads (none vs shown) and update cadence (daily vs fortnightly). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Time Warp Scan sells 3 in-app purchases, starting at $3.99 per 7 days. Decision Tool asks for nothing beyond the download.

Decision Tool holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 135 and 73 respectively. Written reviews point the same way: 43% of Time Warp Scan's written reviews are positive against 90% of Decision Tool's.

Time Warp Scan ships an update daily, Decision Tool fortnightly. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Time Warp Scan | Decision Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (135 ratings)](https://appshunter.io/ios/app/time-warp-scan-blue-line/id6462996937/reviews) | **[4.6 (73 ratings)](https://appshunter.io/ios/app/decision-tool/id6505096349/reviews)** |
| Number of ratings | **135** | 73 |
| Positive reviews | 42.9% of reviews | **89.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Fortnightly |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 27 MB | 31 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [GULHAN TOO](https://appshunter.io/developer/1698821062) | [海森 符](https://appshunter.io/developer/1630897304) |

## What reviewers say

### Time Warp Scan

[App page](https://appshunter.io/ios/app/time-warp-scan-blue-line/id6462996937)

Create unique visual effects by freezing images with a moving blue line. Offers vertical and horizontal scan modes, adjustable speed, and timer functionality for creative photo and video capture. Easily share your mesmerizing creations.

**Highlights:** Blue line scan effect, Vertical and horizontal scan modes, Adjustable scan speed, Timer functionality, Photo and video export, Easy-to-use interface

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Time Warp Promo | $3.99 | per 7 days |
| Time Warp Premium | $4.99 | per 7 days |
| Time Warp Premium Year | $39.99 | per year |


### Decision Tool

[App page](https://appshunter.io/ios/app/decision-tool/id6505096349)

This app introduces fun and random elements to help you make choices. It offers various decision modes like spinning wheels, bottles, and coin flips, with customizable options for personalized decision-making across different categories.

**Highlights:** Multiple decision modes (wheel, bottle, coin), Customizable choices, Variety of decision categories, Adds randomness to choices

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Helps with decision making
- 👍 Fun for groups
- 👍 Customizable options
- 👍 Easy to use
- 👍 Amazing and slays

**What reviewers complain about**

- 🐛 Spin wheel stops working
- 🐛 App seems to have a time limit
- 😞 Not always what the user wants
- 😞 Stupid, better to speak

**Reported bugs**

- Spin wheel stops working after some time, possibly due to a time limit.
- The app does not always give the desired outcome.

**Requested features**

- Add more customization options
- Improve spin wheel functionality


## Frequently asked questions

### Is Time Warp Scan free?

Time Warp Scan is free to download, with in-app purchases available.

### Is Decision Tool free?

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

### Which has better reviews, Time Warp Scan or Decision Tool?

Decision Tool is rated higher. Time Warp Scan averages 4.4 out of 5 from 135 ratings, while Decision Tool averages 4.6 from 73 ratings.

### Do Time Warp Scan or Decision Tool have ads?

Decision Tool shows ads; Time Warp Scan does not.

### Which is updated more often, Time Warp Scan or Decision Tool?

Time Warp Scan ships an update daily, and Decision Tool fortnightly. Most recently, Time Warp Scan was updated on November 3, 2026 and Decision Tool on November 4, 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.*