Comparison

nRF Wi vs JITRAINNO

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

Head to head
About

nRF Wi

Features
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The nRF7002 is a companion IC, providing seamless Wi-Fi connectivity and Wi-Fi-based locationing (SSID sniffing of local Wi-Fi hubs). It is designed to be used alongside Nordic’s existing nRF52® and nRF53® Series Bluetooth Systems-on-Chip (SoCs), and nRF91® Series cellular IoT Systems-in-Package (SiPs). The nRF7002 can also be used in conjunction with non-Nordic host devices. An nRF7002-based device, or a nRF7002 Development Kit (DK) is required. Key features: * Provisioning nRF7002 devices to Wi-Fi networks over BLE, Wi-Fi itself or NFC. * Reading device status, including Wi-Fi connection state. * Re-provisioning nRF7002 devices to a different network.

About

JITRAINNO

Features
Read full description

JITRAINNO – AI Color E-Paper Frame Transform your space with JITRAINNO, the AI-driven color e-paper frame that brings art and memories to life. Designed for low power consumption and a paper-like viewing experience, it’s perfect for displaying photos, AI-generated artwork, or curated galleries. Key Features Paper-like Display: Elegant color e-paper technology, closer to traditional art than a glowing screen. Ultra-Low Power: Efficient performance for long-lasting use without frequent charging. AI-Enhanced Experience: Generate beautiful artworks or customize your gallery effortlessly. Remote Curation: Update, schedule, and share exhibits from anywhere. Personal & Shared Galleries: Ideal for home décor, workspaces, or meaningful gifts. JITRAINNO redefines digital art display — combining elegance with intuitive technology. Developed by HONG KONG JITRAINNO TECHNOLOGY CO., LIMITED. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

nRF Wi4 screens
JITRAINNO4 screens

Verdict

The call

The clearest difference is in-app purchases: nRF Wi at none against JITRAINNO's 2. JITRAINNO's advantage is update cadence (every 10 days vs every 3 months) and iOS requirement (15.6 vs 17.0). On price, 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. JITRAINNO sells 2 in-app purchases, starting at $29.99 per year. nRF Wi asks for nothing beyond the download.

UpkeepUpdate frequency

nRF Wi ships an update every 3 months, JITRAINNO every 10 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 3 level
nRF Wi versus JITRAINNO: the parameters behind the verdict, then further details
ParameternRF WiJITRAINNO
PriceFreeFree
Update frequencyEvery 3 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.015.6 — better
Further details — not scored
Size8 MB56 MB
Age rating4+4+
DeveloperNordic Semiconductor ASAHONG KONG JTRONVISION TECHNOLOGY CO., LIMITED

In-app purchases

None

nRF Wi

No in-app purchases

2 purchases

JITRAINNO

Subscriptions2
  • JITRAINNO Pro Founder Annual$29.991 Year
  • JITRAINNO Pro Annual$59.991 Year

Questions

Is nRF Wi free?
nRF Wi is free to download, with no in-app purchases.
Is JITRAINNO free?
JITRAINNO is free to download, with in-app purchases available.
Do nRF Wi or JITRAINNO have ads?
Neither nRF Wi nor JITRAINNO shows ads.
Which is updated more often, nRF Wi or JITRAINNO?
nRF Wi ships an update every 3 months, and JITRAINNO every 10 days. Most recently, nRF Wi was updated on November 3, 2026 and JITRAINNO on October 31, 2026.

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