Comparison

GemEx ION vs KeyStar Gems

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

Head to head
About

GemEx ION

Features
Read full description

Application for using seeing diamond table engravings.

About

KeyStar Gems

Features
Read full description

Keystar Gems delivers one of its kind lab grown diamonds at the best value! Since 2019, we have manufactured versatility with the knack of crafting high quality diamonds. Our diamonds are beyond sparkle and brilliance. Keystar Gems shine with greater affordability and an ethical sourcing approach within an environmentally conscious entreaty! We are on a mission to provide high quality diamonds made using high tech decision making tools and advanced diamond manufacturing equipment. Our team of experts and highly trained professionals ensure high point quality checks to produce the best diamonds made for our customers in the world. We operate in the state of the art infrastructure and leverage our extensive market reach and superior manufacturing capabilities to consistently deliver best in class products. With strong diamond industry experience from generations together, we strongly believe in values, transparency, and genuineness.

Screenshots

GemEx ION4 screens
KeyStar Gems4 screens

Verdict

The call

The clearest difference is update cadence: KeyStar Gems at every 2 months against GemEx ION's every 5 months. KeyStar Gems also leads on iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

GemEx ION ships an update every 5 months, KeyStar Gems every 2 months. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

Scorecard2 real differences ยท 4 level
GemEx ION versus KeyStar Gems: the parameters behind the verdict, then further details
ParameterGemEx IONKeyStar Gems
PriceFreeFree
Update frequencyEvery 5 monthsEvery 2 months โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.611.0 โ€” better
Further details โ€” not scored
Size19 MB25 MB
Age rating4+4+
DeveloperGemEx SystemsOOZEE TECHNOLOGIES

In-app purchases

None

GemEx ION

No in-app purchases

None

KeyStar Gems

No in-app purchases

Questions

Is GemEx ION free?
GemEx ION is free to download, with no in-app purchases.
Is KeyStar Gems free?
KeyStar Gems is free to download, with no in-app purchases.
Do GemEx ION or KeyStar Gems have ads?
Neither GemEx ION nor KeyStar Gems shows ads.
Which is updated more often, GemEx ION or KeyStar Gems?
GemEx ION ships an update every 5 months, and KeyStar Gems every 2 months. Most recently, GemEx ION was updated on October 26, 2026 and KeyStar Gems on October 27, 2026.

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