SIM CHANGER ⊿ vs Device Settings
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SIM CHANGER ⊿
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Use up to 4 SIM cards with a single smartphone. SIM CHANGER ⊿(DELTA) utilizes "portable SIM" technology created by Japan's NTT DoCoMo and allows up to 4 SIM cards to be connected to a single smartphone. Insert the included bridge SIM card into your smartphone and up to 4 SIM cards into DELTA, then using the companion app you easily switch between each of your 4 SIMs. DELTA will transfer your SIM contents to the bridge SIM card via Bluetooth, providing an easy way to use multiple numbers or data accounts without needing multiple smartphones. Use the companion app to charge SIM cards easily without needing to open your smartphone. When travelling for business or pleasure you can insert a local SIM cards into SIM CHANGER DELTA to avoid high roaming charges when you're travelling abroad. ** IMPORTANT - SUPPORTED DEVICES ** - iPhone SE - iPhone 6 - iPhone 6 plus - iPhone 6s - iPhone 6s plus - iPhone 7 - iPhone 7 plus
Device Settings
Access and manage your device's information, settings, and performance from a single, intuitive interface. Monitor battery, storage, and network status, and utilize helpful tools for troubleshooting and optimization.
- Device information (model, version, UUID)
- Battery and storage monitoring
- Network insights (Wi-Fi, IP, signal)
- Quick access to essential settings
- System performance data
- Digital compass and flashlight
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Take Full Control of Your iOS Device with My Device Settings My Device Settings gives you quick access to key device information, powerful tools, and essential settings, all in one place. Designed for a simple and intuitive experience, the app helps you understand, monitor, and optimize your iPhone or iPad. Get the information you need View important device details like model, iOS version, screen size, UUID, and more. Perfect when you need accurate data for apps, troubleshooting, or support. Monitor performance in real time Track battery status, storage usage, and system performance. Understand how your device is running and make smarter decisions. Manage your device with ease Access useful tools and settings quickly, including Wi-Fi, Bluetooth, hotspot, brightness, sound, NFC, and more. Solve network issues faster Check network type, signal strength, and IP address to quickly identify and fix connectivity problems. Advanced tools Explore extra features like a digital compass, customizable flashlight, battery monitor, and more. Key Features - Device information: model, version, UUID - Battery and storage monitoring - Network insights: Wi-Fi, IP, signal strength - Quick access to essential settings - Performance and system data - Useful tools like compass and flashlight Premium Subscription (optional) My Device Settings is free to use with ads. A Premium subscription is required to remove ads and to unlock premium features such as advanced insights and the full ad-free experience. Features that require a purchase are clearly marked in the app. - Title: Premium (Monthly) - Length: 1 month, auto-renewable - Price: USD 1.99 per month, after a 3-day free trial Payment is charged to your Apple ID account at confirmation of purchase. The subscription renews automatically unless canceled at least 24 hours before the end of the current period. You can manage or cancel anytime in your Apple ID settings. Any unused portion of a free trial is forfeited when you purchase a subscription. Terms of Use (EULA): https://yalintech.com/legal/device/terms Privacy Policy: https://yalintech.com/legal/device/privacy Visit Us https://www.yalintech.com/ Support support@yalintech.com
Screenshots
Verdict
The clearest difference is in-app purchases: SIM CHANGER ⊿ at none against Device Settings's 3. SIM CHANGER ⊿ also leads on ads (none vs shown) and update cadence (weekly vs every 4 weeks). On price 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. Device Settings sells 3 in-app purchases, starting at $1.99 per month. SIM CHANGER ⊿ asks for nothing beyond the download.
SIM CHANGER ⊿ ships an update weekly, Device Settings every 4 weeks. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.
| Parameter | SIM CHANGER ⊿ | Device Settings |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.1 (1.2K ratings) — better |
| Positive reviews | — | 54.1% of reviews |
| Number of ratings | — | 1.2K — better |
| Update frequency | Weekly — better | Every 4 weeks |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 9.2 — better | 15.0 |
| Further details — not scored | ||
| Size | 60 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Cerevo Inc. | Yalintech |
Bugs and requests
SIM CHANGER ⊿
Not enough reviews yet to summarise bugs or requests.
Device Settings
Reported bugs
7 issues- App won't load (displays blue screen)
- Settings instructions not executing properly
- Incorrect phone model and iOS version detection
- Full-screen advertisements blocking content
- Pop-ups persist even after watching ads
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- Trial information not displayed before purchase
- Unexpected charges without proper disclosure
Requested features
4 requests- Better explanation of DNS settings
- More useful additional information beyond standard settings
- Improved security features for WiFi
- Free version with full functionality
In-app purchases
SIM CHANGER ⊿
No in-app purchases
Device Settings
- Monthly - 3 Days Free Trail3 Days trial$1.991 Month
- oneyear_subscription3 Days trial$6.991 Year
- One time purchase$8.99
Questions
Is SIM CHANGER ⊿ free?
Is Device Settings free?
Do SIM CHANGER ⊿ or Device Settings have ads?
Which is updated more often, SIM CHANGER ⊿ or Device Settings?
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