Comparison

iChemistry vs STILL PreOp

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

STILL PreOp

Features

Read full description

STILL PreOp hjælper til at øge sikkerheden omkring din interne transport o Sikkerhedstjeks af alle typer maskiner o Intuitiv brugerflade o Altid tilgængeligt online o Sikker datalagring o Modulær opbygning af skemaer o Relevante flådedata samlet o Brugervenligt Web Interface

Screenshots

iChemistry4 screens

STILL PreOp2 screens

Verdict

The call

The clearest difference is update cadence: iChemistry at every 2 months against STILL PreOp's every 7 months. STILL PreOp's advantage is iOS requirement (13.0 vs 15.0). 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

iChemistry ships an update every 2 months, STILL PreOp every 7 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

Scorecard2 real differences · 4 level

iChemistry versus STILL PreOp: the parameters behind the verdict, then further details
Parameter	iChemistry	STILL PreOp
Price	Free	Free
Update frequency	Every 2 months — better	Every 7 months
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	15.0	13.0 — better
Further details — not scored
Size	19 MB	34 MB
Age rating	4+	4+
Developer	Intersolia	CodeHero

In-app purchases

None

iChemistry

No in-app purchases

None

STILL PreOp

No in-app purchases

Questions

Is iChemistry free?

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

Is STILL PreOp free?

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

Do iChemistry or STILL PreOp have ads?

Neither iChemistry nor STILL PreOp shows ads.

Which is updated more often, iChemistry or STILL PreOp?

iChemistry ships an update every 2 months, and STILL PreOp every 7 months. Most recently, iChemistry was updated on October 24, 2026 and STILL PreOp on October 26, 2026.