Comparison

SANWU Torch vs KCSDI

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

About

SANWU Torch

Features

Read full description

This App can connect to SANWU Torch with BLE, control device on and off, brightness, running mode, etc., you can set various operating parameters, customize device function keys, mode programming, etc.

About

KCSDI

Features

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Software for Measall instrument, Enhance your instrument for more comfortable measurements.

Screenshots

SANWU Torch3 screens

KCSDI4 screens

Verdict

The call

The clearest difference is update cadence: KCSDI at every 3 weeks against SANWU Torch's every 8 months. SANWU Torch's advantage is iOS requirement (13.0 vs 15.5). On price, ads, in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

SANWU Torch ships an update every 8 months, KCSDI every 3 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 4 level

SANWU Torch versus KCSDI: the parameters behind the verdict, then further details
Parameter	SANWU Torch	KCSDI
Price	Free	Free
Update frequency	Every 8 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0 — better	15.5
Further details — not scored
Size	22 MB	31 MB
Age rating	4+	17+
Developer	爱新周	Chengdu KeChuang Institute of Science and Culture

In-app purchases

None

SANWU Torch

No in-app purchases

None

KCSDI

No in-app purchases

Questions

Is SANWU Torch free?

SANWU Torch is free to download, with no in-app purchases.

Is KCSDI free?

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

Do SANWU Torch or KCSDI have ads?

Neither SANWU Torch nor KCSDI shows ads.

Which is updated more often, SANWU Torch or KCSDI?

SANWU Torch ships an update every 8 months, and KCSDI every 3 weeks. Most recently, SANWU Torch was updated on October 27, 2026 and KCSDI on October 25, 2026.