MultiTouch Visualizer vs Phone Diagnostics
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MultiTouch Visualizer
Test your device's multitouch capabilities with this utility. It allows for multitouch drawing with various colors and tracks the precise position of each touch point.
- Multitouch testing
- Multitouch drawing
- Color selection for drawing
- Touch position tracking
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MultiTouch Visualizer is a app that provides multitouch test, which includes multitouch drawing with different colors and multitouch position tracking.
Phone Diagnostics
Easily test and check all mobile device functionalities. This app is useful before purchasing a device, sending it for repair, or after receiving it back. It also helps you locate nearby repair shops.
- Test device functionalities
- Check hardware before buying
- Verify repairs
- Find local repair shops
- Improve QC processes
- Facilitate trade-in
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Phone diagnostics helps the end user to easily test and check the functionalities of mobile devices before buying, sending to repair shop, or after repair. It helps to find the repair shop near you. This app can also be used by QC in repair shop or refurbish factory. Most of the refurbish/repair factory is using manual QC process. The QC staff tends to skip/miss the test items and some items need several steps to perform one test case. With this app you can improve the quality and productivity of QC process significantly. Contact us for factory version where all steps running automatically, ads are removed and the result is uploaded to factory shop floor control system. You will have real time data for analysis and improve the production. It helps to facilitate the trade-in, enable the another life for the mobile device.
Screenshots
Verdict
The clearest difference is rating: MultiTouch Visualizer at 4.7 against Phone Diagnostics's 3.8. MultiTouch Visualizer also leads on in-app purchases (none vs 1) and review sentiment (71% vs 63%). Phone Diagnostics's advantage is ratings volume (86 vs 6). On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Phone Diagnostics sells 1 one-off in-app purchase. MultiTouch Visualizer asks for nothing beyond the download.
MultiTouch Visualizer holds the better App Store score, 4.7 against 3.8. That said, the two scores are not equally well evidenced: Phone Diagnostics has 86 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 71% of MultiTouch Visualizer's written reviews are positive against 63% of Phone Diagnostics's.
MultiTouch Visualizer ships an update monthly, Phone Diagnostics every 2 weeks. Both last shipped on October 9, 2026.
| Parameter | MultiTouch Visualizer | Phone Diagnostics |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (6 ratings) — better | 3.8 (86 ratings) |
| Positive reviews | 71.4% of reviews — better | 63.4% of reviews |
| Number of ratings | 6 | 86 — better |
| Update frequency | Monthly | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.2 — better | 12 |
| Further details — not scored | ||
| Size | 6 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Goodix Technology Co., Ltd. | HITEK_NOVA |
Customer experience
MultiTouch Visualizer
Phone Diagnostics
Bugs and requests
MultiTouch Visualizer
Not enough reviews yet to summarise bugs or requests.
Phone Diagnostics
Reported bugs
33 issues- Camera/microphone activity noticed after download
- Charged $149.99 at Apple Store during testing
- NFC check missing
- Repair suggested for skipped NFC test
- Memory tests missing
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- 3D touch test inaccurate
- Multi-touch test only checks for 2 fingers
- Barometer test function not working on iPhones
- Sound test marks iPhone 15 as faulty (when it's not)
- App dials 900 (Sberbank) during testing
- App froze iPhone
- Volume up during microphone test woke up house
- Glitchy on iPad Pro, fails multi-touch test
- Ads block testing area
- Test page won't stay up
- Speaker test plays sound through earpiece on second run
- 900 number test for phone calling function not working
- Tests for features not present (e.g., headphone port on iPhone 8+)
- Developer website is useless, no feature request or bug reporting
- No user support
- Video ad played suddenly and loudly
- Cancelling a test results in a failure
- Latest update is buggy, fires off automated test sequence randomly
- Headset button ad covers it
- 3D Touch only registers to 83%
- Takes away identification data without knowledge
- Ad at the bottom covers headset button
- Multi-tap failed even though it worked
- Flash didn't work after screen repair, app fixed it
- Dead pixels on screen identified
- Zoomed camera lens issue not identified
- App immediately bumps volume and plays music on first launch
- Test results are sometimes incorrect
Requested features
10 requests- Add NFC/antenna tester
- Add memory tests
- Add eSIM check
- Improve 3D Touch test accuracy
- Improve multi-touch test (more than 2 fingers)
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- Add support for blind users (VoiceOver)
- Add option to remove ads via in-app purchase
- Detect phone model to modify test suite
- Test Bluetooth headphone features on newer iPhones
- Provide more detailed battery information (life expectancy, condition)
In-app purchases
MultiTouch Visualizer
No in-app purchases
Phone Diagnostics
- Phone Diagnostics Pro$4.99
Questions
Is MultiTouch Visualizer free?
Is Phone Diagnostics free?
Which has better reviews, MultiTouch Visualizer or Phone Diagnostics?
Do MultiTouch Visualizer or Phone Diagnostics have ads?
Which is updated more often, MultiTouch Visualizer or Phone Diagnostics?
Other comparisons
