nRF Wi vs JITRAINNO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
nRF Wi
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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.
JITRAINNO
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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
Verdict
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
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.
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.
| Parameter | nRF Wi | JITRAINNO |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 8 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | Nordic Semiconductor ASA | HONG KONG JTRONVISION TECHNOLOGY CO., LIMITED |
In-app purchases
nRF Wi
No in-app purchases
JITRAINNO
- JITRAINNO Pro Founder Annual$29.991 Year
- JITRAINNO Pro Annual$59.991 Year
Questions
Is nRF Wi free?
Is JITRAINNO free?
Do nRF Wi or JITRAINNO have ads?
Which is updated more often, nRF Wi or JITRAINNO?
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