Comparison

Janus Lock vs Storm Purchasing App

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

Head to head
About

Janus Lock

Manage your smart door locks and access rights directly from your mobile device. Track who unlocks your door and when, and create physical passcodes for easy access. Share and manage keys with friends at a granular level.

Highlights
  • Unlock door remotely
  • Track unlock history
  • Create physical passcodes
  • Share and manage access
  • Hardware firmware updates
Features
Read full description

Janus Lock is the next-generation smart door lock system which enables you to manage your locks and access rights all on your mobile phone. Key features: - Unlock the door with this app, for sure! - History tracking: Who and when unlocks my lock?! - Create and manage the physical 4-key passcodes so you don't even need to pull out your phone. - Share any keys or passcodes to your friends and manage them in a granular level. - Support hardware firmware update to unlock more new features in the future!

About

Storm Purchasing App

Features
Read full description

Storm Purchasing is an enterprise mobile application designed to help companies manage their purchasing processes from start to finish in a fast, controlled, and transparent way. From creating a purchase request to supplier evaluation, the entire purchasing workflow can be followed directly from the mobile application. Based on their authorization, users can create requests, track existing requests, perform pre-approval and approval actions, and manage offer-related processes. With Storm Purchasing, you can: Create new purchase requests and track their progress. View pending, approved, and rejected requests. Manage pre-approval and final approval processes from your mobile device. View, review, and approve supplier offers. Track the current status of purchasing and offer processes. Record delivery information and manage delivery operations. Follow finance and payment processes. Complete supplier evaluations at the end of the purchasing process. Stay informed about pending actions and approvals through system notifications. Purchase Request → Pre-Approval → Offer → Final Approval → Delivery → Finance → Evaluation Storm Purchasing makes purchasing operations more transparent, traceable, and manageable while improving communication between teams and increasing operational efficiency.

Screenshots

Janus Lock4 screens
Storm Purchasing App4 screens

Verdict

The call

The clearest difference is update cadence: Storm Purchasing App at every 10 days against Janus Lock's every 6 weeks. Janus Lock's advantage is iOS requirement (14 vs 16.0). 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

Janus Lock ships an update every 6 weeks, Storm Purchasing App every 10 days. The most recent releases landed on October 13, 2026 and October 2, 2026 respectively.

Scorecard2 real differences · 8 level
Janus Lock versus Storm Purchasing App: the parameters behind the verdict, then further details
ParameterJanus LockStorm Purchasing App
PriceFreeFree
Rating2.3 (4 ratings) — better—
Positive reviews34.3% of reviews—
Number of ratings4 — better—
Update frequencyEvery 6 weeksEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad
Requires iOS14 — better16.0
Further details — not scored
Size23 MB90 MB
Age rating4+4+
DeveloperHenis Electronic Technology Co., Ltd.Storm Software

In-app purchases

None

Janus Lock

No in-app purchases

None

Storm Purchasing App

No in-app purchases

Questions

Is Janus Lock free?
Janus Lock is free to download, with no in-app purchases.
Is Storm Purchasing App free?
Storm Purchasing App is free to download, with no in-app purchases.
Do Janus Lock or Storm Purchasing App have ads?
Neither Janus Lock nor Storm Purchasing App shows ads.
Which is updated more often, Janus Lock or Storm Purchasing App?
Janus Lock ships an update every 6 weeks, and Storm Purchasing App every 10 days. Most recently, Janus Lock was updated on October 13, 2026 and Storm Purchasing App on October 2, 2026.

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