Comparison

iChemistry vs Sterna Selyek Lite

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

Head to head

About

iChemistry

Features

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With iChemistry you can easily take your chemical register with you into the business. Intersolia provides complete chemical management systems for the administration of safety data sheets and other information regarding chemical products, including its handling, in professional use. Contact Intersolia to access updated safety data sheets directly!

About

Sterna Selyek Lite

Features

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Our cutting-edge technology allows users to securely access locks through both online and offline means. Whether you're connected to the internet or operating in a low-connectivity environment, our system ensures that you have reliable and convenient access to your locks.

Screenshots

iChemistry4 screens

Sterna Selyek Lite4 screens

Verdict

The call

iChemistry and Sterna Selyek Lite are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

ScorecardNo meaningful differences

iChemistry versus Sterna Selyek Lite: the parameters behind the verdict, then further details
Parameter	iChemistry	Sterna Selyek Lite
Price	Free	Free
Update frequency	Every 2 months	Every 2 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPad
Requires iOS	15.0 — better	16.6
Further details — not scored
Size	19 MB	24 MB
Age rating	4+	4+
Developer	Intersolia	Sterna Security Devices Private Limited

In-app purchases

None

iChemistry

No in-app purchases

None

Sterna Selyek Lite

No in-app purchases

Questions

Is iChemistry free?

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

Is Sterna Selyek Lite free?

Sterna Selyek Lite is free to download, with no in-app purchases.

Do iChemistry or Sterna Selyek Lite have ads?

Neither iChemistry nor Sterna Selyek Lite shows ads.

Which is updated more often, iChemistry or Sterna Selyek Lite?

iChemistry ships an update every 2 months, and Sterna Selyek Lite every 2 months. Most recently, iChemistry was updated on November 1, 2026 and Sterna Selyek Lite on October 30, 2026.