Comparison

ESP RainMaker Home vs QR Code

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

Head to head
About

ESP RainMaker Home

Features
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Transform your home into a smart ecosystem with ESP RainMaker Home - Built with React Native, a hybrid technology, for a seamless, native experience - Organize devices by rooms and homes for intuitive control - Create scenes to control multiple devices at once - Instant device state synchronization across all your devices - Control devices locally or through the ESP RainMaker cloud - Support for smart lights, sockets, switches, fans, and sensors - Quick device setup via QR code, BLE discovery, and SoftAP - Google and Apple Sign-In support - Real-time notifications for device status and system events - Built on open-source technologies with modular architecture

About

QR Code

Features
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Qrater is a smart QR code & barcode scanner designed to help you organize, remember, and discover QR codes .effortlessly. Scan QR codes instantly and keep everything structured in one place. Every scanned QR code and barcode is stored securely on your device, allowing you to create folders, rename them, move QR code links between folders, or delete individual items or entire folders whenever you want. Key Features Fast and reliable QR code and barcode scanning On-device scan history storage Create, rename, and manage folders Move QR codes between folders Delete individual QR codes or entire folders Scan. Organize. Discover. Qrater turns QR codes into a smarter experience. This app uses Apple’s Standard Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

ESP RainMaker Home4 screens
QR Code4 screens

Verdict

The call

The clearest difference is in-app purchases: ESP RainMaker Home at none against QR Code's 2. ESP RainMaker Home also leads on iOS requirement (16.6 vs 26.0). On price, update cadence, ads 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. QR Code sells 2 in-app purchases, starting at $1.49 per 7 days. ESP RainMaker Home asks for nothing beyond the download.

UpkeepUpdate frequency

ESP RainMaker Home ships an update every 11 days, QR Code every 5 days. The most recent releases landed on October 21, 2026 and October 9, 2026 respectively.

Scorecard2 real differences · 4 level
ESP RainMaker Home versus QR Code: the parameters behind the verdict, then further details
ParameterESP RainMaker HomeQR Code
PriceFreeFree
Update frequencyEvery 11 daysEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.6 — better26.0
Further details — not scored
Size77 MB1 MB
Age rating4+4+
DeveloperESPRESSIF SYSTEMS (SHANGHAI) CO., LTD.Onur Uca

In-app purchases

None

ESP RainMaker Home

No in-app purchases

2 purchases

QR Code

Subscriptions2
  • Weekly Subscription$1.497 Days
  • Monthly Subscription3 Days trial$4.991 Month

Questions

Is ESP RainMaker Home free?
ESP RainMaker Home is free to download, with no in-app purchases.
Is QR Code free?
QR Code is free to download, with in-app purchases available.
Do ESP RainMaker Home or QR Code have ads?
Neither ESP RainMaker Home nor QR Code shows ads.
Which is updated more often, ESP RainMaker Home or QR Code?
ESP RainMaker Home ships an update every 11 days, and QR Code every 5 days. Most recently, ESP RainMaker Home was updated on October 21, 2026 and QR Code on October 9, 2026.

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