Comparison

Josyfon vs Lab Diamonds UK

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

Head to head
About

Josyfon

Features
Read full description

L & R Josyfon Ltd stock search app This app provides search facilities for Josyfon diamond stock. Established over 100 years ago, L & R Josyfon Ltd offer the finest quality certificated, non-certified stones and loose stones.

About

Lab Diamonds UK

Features
Read full description

Lab Diamonds UK LTD is a UK-based wholesale supplier of certified lab-grown diamonds, operating from London’s established diamond district. Who We Are: We supply independent jewellers, designers, and trade buyers across the United Kingdom with a reliable and well-curated inventory of lab-grown diamonds. Our range includes all major shapes, carat weights, colours, and clarities—giving customers access to thousands of stones from a single source. All diamonds are certified by recognised grading bodies such as IGI and GIA, ensuring consistency, transparency, and confidence in every purchase. Our Vision: We aim to build long-term relationships with customers and partners by working with honesty, efficiency, and consistency. Our focus is on steady improvement, practical innovation, and maintaining high standards across our operations. Lab-grown diamonds represent a practical shift in the industry—offering the same physical and optical properties as mined diamonds, with clearer sourcing and better value. What We Offer: • Lab-Grown Diamonds — Certified round and fancy shapes across a wide range of sizes, colours, and clarities • Fancy Melee & Layouts — Loose fancy stones and layout sets suited for custom and accent designs • Round Melee & Pointers — Consistent-quality small stones for pavé, channel, and halo settings Why Choose Us: • Certified Inventory — Every diamond includes an IGI or GIA grading report • Wholesale Pricing — Direct sourcing with competitive trade rates • UK Delivery — Insured and timely dispatch nationwide • Account Support — Dedicated point of contact for each customer • Live Inventory — Thousands of diamonds available and updated regularly • Responsible Sourcing — Lab-grown diamonds without mining impact

Screenshots

Josyfon3 screens
Lab Diamonds UK4 screens

Verdict

The call

The clearest difference is iOS requirement: Josyfon at 13.0 against Lab Diamonds UK's 15.0. On price, update cadence, ads and in-app purchases 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

Josyfon ships an update every 5 weeks, Lab Diamonds UK every 2 months. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

Scorecard1 real difference · 5 level
Josyfon versus Lab Diamonds UK: the parameters behind the verdict, then further details
ParameterJosyfonLab Diamonds UK
PriceFreeFree
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size15 MB13 MB
Age rating4+4+
DeveloperL & R JOSYFON LIMITEDBraintree Products Inc.

In-app purchases

None

Josyfon

No in-app purchases

None

Lab Diamonds UK

No in-app purchases

Questions

Is Josyfon free?
Josyfon is free to download, with no in-app purchases.
Is Lab Diamonds UK free?
Lab Diamonds UK is free to download, with no in-app purchases.
Do Josyfon or Lab Diamonds UK have ads?
Neither Josyfon nor Lab Diamonds UK shows ads.
Which is updated more often, Josyfon or Lab Diamonds UK?
Josyfon ships an update every 5 weeks, and Lab Diamonds UK every 2 months. Most recently, Josyfon was updated on November 2, 2026 and Lab Diamonds UK on November 5, 2026.

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