Toolkit vs HSA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Toolkit
This app offers a collection of essential utilities for your iPhone and iPad. Access tools like a flashlight, compass, level, protractor, clock, and ruler to assist with various tasks and measurements.
- Flashlight
- Compass
- Level
- Protractor
- Clock
- Ruler
Read full descriptionHide full description
iPhone version include: 1. Flashlight 2. Compass 3. Level 4. Protractor 5. Clock iPad version include: 1. Compass 2. Level 3. Protractor 4. Clock 5. Ruler Features: Full high definition design Fully supports all iPhone and all iPad Toolkit URL scheme is "EWToolkit://"
HSA
Read full descriptionHide full description
After connecting App to Car Amplifier with Integrated DSP, EQ, BASS, TIME ALIGNMENT, PHASE, MUTE, FILTER , SAVE SOUND SETTING TO PHONE, SAVE SOUND SETTING TO AMPLIFIER, LOAD SOUND SETTING FROM PHONE, RCA OUTPUT etc could be controlled through this App. How to use: 1.Install App and turn on power of car 2. Turn on Bluetooth on your iPhone 3,Open App and wait for around 5 seconds, then click “Connect” icon in left corner of bottom. Amplifier will be connected to App automatically. 4.DIY you preferred sound and then click “Save to AMP” icon to save. Or click “ Save to Phone” to save. Note: 1.Do not exit app during saving and do not turn off power supply, program may be shut down caused by this.
Screenshots
Verdict
The clearest difference is in-app purchases: HSA at none against Toolkit's 1. HSA also leads on ads (none vs shown) and iOS requirement (9.0 vs 13.0). On price, update cadence 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. Toolkit sells 1 one-off in-app purchase. HSA asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 27, 2026 and September 28, 2026 respectively.
| Parameter | Toolkit | HSA |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (59 ratings) — better | — |
| Positive reviews | 81.7% of reviews | — |
| Number of ratings | 59 — better | — |
| Update frequency | Every 2 months | Every 2 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 9.0 — better |
| Further details — not scored | ||
| Size | 22 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | 良峰 侯 | 杏生 卢 |
Bugs and requests
Toolkit
Reported bugs
10 issues- Compass does not work/needle stuck
- App crashes on startup (iPhone 5)
- App does not open on iPhone 5
- Bubble level doesn't work
- Clock time is wrong/not set automatically
Show 5 moreShow fewer
- App crashes on startup
- Instruments window opens in a corner on iPad mini
- Compass readings are incorrect/magnetic field warnings
- App doesn't work with iPad 1
- Flashlight turns off automatically
Requested features
13 requests- Add calculator instead of clock
- Improve compass accuracy
- Add sound to clock (tic tac)
- Increase size of tools (clock, ruler)
- Add brightness adjustment for flashlight
Show 8 moreShow fewer
- Add flashing/SOS modes for flashlight
- Add digital readout for compass
- Allow ruler to be moved/extended
- Add clock alarm
- Redesign app icon
- Add GPS coordinates to compass
- Allow clock to stay open
- Add a reset procedure for level and protractor
HSA
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Toolkit
- Remove Ads Pack$1.99
HSA
No in-app purchases









