Comparison

i vs Prats Optic

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

Head to head

About

i

Features

Read full description

Medical reminder: Our hardwares have obtained medical certificates issued by CFDA and FDA, that is, the hardware that interacts with this app has received regulatory clearance from China and US. CV-7800 Auto Phoropter @i-Optik is a complete optometry examination solution for your office workflow, which is kept safety with customers. 1.Powerful and simple operation interface. 2.Lens switch fast and smoothly, provide more comfortable optometry experience. 3.Built-in client files management function, easy to retrieve client file. 4.Support data transmission with external devices such as Auto refractometer/Chart Monitor etc. Contact us at webmaster@nbmingsing.com

About

Prats Optic

Features

Read full description

Prats Optic ayuda al óptico en su proceso de explicación a los usuarios de las cualidades ópticas de las lentes progresivas mostrando los campos visuales de los progresivos en sus distintas categorías.

Verdict

The call

The clearest difference is update cadence: i at every 5 weeks against Prats Optic's every 5 months. Prats Optic's advantage is iOS requirement (9.3 vs 12.0). 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

i ships an update every 5 weeks, Prats Optic every 5 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

Scorecard2 real differences · 4 level

i versus Prats Optic: the parameters behind the verdict, then further details
Parameter	i	Prats Optic
Price	Free	Free
Update frequency	Every 5 weeks — better	Every 5 months
Ads	No	No
In-app purchases	No	No
Devices	iPad	iPad
Requires iOS	12.0	9.3 — better
Further details — not scored
Size	166 MB	433 MB
Age rating	12+	4+
Developer	宁波明星科技发展有限公司	Perception Technologies, S.L.

In-app purchases

None

i

No in-app purchases

None

Prats Optic

No in-app purchases

Questions

Is i free?

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

Is Prats Optic free?

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

Do i or Prats Optic have ads?

Neither i nor Prats Optic shows ads.

Which is updated more often, i or Prats Optic?

i ships an update every 5 weeks, and Prats Optic every 5 months. Most recently, i was updated on October 26, 2026 and Prats Optic on October 27, 2026.