Comparison

OS Platform vs Item Keeper

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

Head to head
About

OS Platform

Features
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一款致力于为广大视光中心和眼镜门店提供综合性服务的app, 门店工作人员可通过该app实现人员管理,销售管理,镜片功能演示,智能处方推荐等功能.

About

Item Keeper

Features
Read full description

Know what you own and exactly where you put it. Item Keeper - Home Inventory is a local-first organizer for personal belongings and real-world storage locations. Create nested locations that match your home, such as: Home > Office > Cabinet > Drawer Then assign every item to its exact place. Search by name, brand, model, serial number or notes and instantly see where it is stored. Keep useful details for every item, including a cover photo, category, quantity, condition, status, brand, model, purchase date, price, currency, warranty date and notes. Key features include nested storage locations, fast search and filters, quick item moves, multi-currency estimated values, local backup and restore, CSV export and paginated PDF inventory reports. Core data is stored locally on your device, and no account is required to get started.

Screenshots

Item Keeper4 screens

Verdict

The call

The clearest difference is in-app purchases: OS Platform at none against Item Keeper's 1. Item Keeper's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement 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. Item Keeper sells 1 one-off in-app purchase. OS Platform asks for nothing beyond the download.

UpkeepUpdate frequency

OS Platform ships an update weekly, Item Keeper every 4 days. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

Scorecard2 real differences · 4 level
OS Platform versus Item Keeper: the parameters behind the verdict, then further details
ParameterOS PlatformItem Keeper
PriceFreeFree
Update frequencyWeeklyEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPadiPhone, iPad, iPod — better
Requires iOS15.615.0 — better
Further details — not scored
Size186 MB42 MB
Age rating4+4+
Developer广州中视觉健康管理有限公司科茗 王

In-app purchases

None

OS Platform

No in-app purchases

1 purchases

Item Keeper

One-time1
  • Item Keeper Pro Lifetime$4.99

Questions

Is OS Platform free?
OS Platform is free to download, with no in-app purchases.
Is Item Keeper free?
Item Keeper is free to download, with in-app purchases available.
Do OS Platform or Item Keeper have ads?
Neither OS Platform nor Item Keeper shows ads.
Which is updated more often, OS Platform or Item Keeper?
OS Platform ships an update weekly, and Item Keeper every 4 days. Most recently, OS Platform was updated on November 2, 2026 and Item Keeper on October 31, 2026.

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