Comparison

Flicker Fusion vs VST103Setting

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

Head to head

BLE Device Setting parameter

Free

🔧 Utilities

No ratingsView app →

About

Flicker Fusion

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The Flicker Fusion administration application works in conjunction with the Lafayette Instrument Flicker Fusion system. The app allows an administrator to create/control a Critical Flicker Frequency (CFF) exam as well as store the results by examinee. The Flicker Fusion is for use in education and research and is not intended for medical or diagnostic purposes.

About

VST103Setting

Features

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1. BLE Humidity & Temperature device parameter setting tool 2. Setting the BLE Advertising period time 3. Setting Humidity & Temperature offset 4. Check FW version & update

Screenshots

Flicker Fusion4 screens

VST103Setting4 screens

Verdict

The call

The clearest difference is update cadence: VST103Setting at every 5 weeks against Flicker Fusion's every 4 months. 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

Flicker Fusion ships an update every 4 months, VST103Setting every 5 weeks. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

Scorecard1 real difference · 5 level

Flicker Fusion versus VST103Setting: the parameters behind the verdict, then further details
Parameter	Flicker Fusion	VST103Setting
Price	Free	Free
Update frequency	Every 4 months	Every 5 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.0	14.0 — better
Further details — not scored
Size	18 MB	5 MB
Age rating	4+	4+
Developer	Lafayette Instrument Company, Inc.	VITALSIGNS TECHNOLOGY CO., LTD.

In-app purchases

None

Flicker Fusion

No in-app purchases

None

VST103Setting

No in-app purchases

Questions

Is Flicker Fusion free?

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

Is VST103Setting free?

VST103Setting is free to download, with no in-app purchases.

Do Flicker Fusion or VST103Setting have ads?

Neither Flicker Fusion nor VST103Setting shows ads.

Which is updated more often, Flicker Fusion or VST103Setting?

Flicker Fusion ships an update every 4 months, and VST103Setting every 5 weeks. Most recently, Flicker Fusion was updated on November 11, 2026 and VST103Setting on November 7, 2026.