imjaDNS vs Interp Calculator
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
imjaDNS
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imjaDNS is a premium, privacy-respecting DNS manager for iOS that lets you view, switch, and customize your DNS, all on-device, with no VPN required. Powered by Apple's NEDNSSettingsManager, imjaDNS gives you full system-wide DNS control in a single tap. Whether you want stronger privacy, faster browsing, family-safe filtering, extra security, or lower gaming latency, imjaDNS has a curated provider ready to go. KEY FEATURES ⢠15+ built-in DNS providers across 5 categories: Privacy, Speed, Family Safe, Security, and Gaming ⢠Encrypted DNS with full DNS over HTTPS (DoH) and DNS over TLS (DoT) support ⢠One-tap apply to activate any profile system-wide, with no VPN tunnel required ⢠Custom DNS profiles with full IPv4, IPv6, DoH URL, and DoT hostname validation ⢠Speed Test to benchmark latency across providers, with ranked results and saved history ⢠Real-time network monitoring that detects Wi-Fi, Cellular, and Ethernet live ⢠Connection Log with timestamped, color-coded history of every change, saved across restarts ⢠Favorites to bookmark your go-to profiles for instant access BUILT-IN PROVIDERS Privacy: Cloudflare 1.1.1.1, Quad9, Mullvad DNS Speed: Google DNS, NextDNS, Cloudflare WARP Family Safe: Cloudflare Family, CleanBrowsing, OpenDNS Family Shield Security: AdGuard DNS, Control D, Quad9 + ECS Gaming: Google Low-Latency, Level3, OpenDNS PRIVACY BY DESIGN imjaDNS collects nothing. No analytics, no tracking, no logging. Every DNS operation happens on your device and requires your explicit action. We never see your IP address, your DNS queries, or any personal data. DESIGNED TO SHINE A stunning Liquid Glass interface with glass-morphism cards, animated gradients, and a dark-mode-optimized design throughout. Built with SwiftUI and The Composable Architecture for a fast, reliable experience. Learn more at imjadns.peterdsp.dev
Interp Calculator
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Interpolation Calculator is a fast and practical tool for performing linear and bilinear interpolation directly on your device. Designed for engineers, students, technicians, scientists, and anyone working with numerical data, tables, formulas, or technical calculations, the app helps you quickly calculate intermediate values between known data points. KEY FEATURES ⢠Linear Interpolation Calculate an unknown value between two known data points quickly and accurately. ⢠Bilinear Interpolation Determine an intermediate value inside a two-dimensional data grid using four surrounding values. ⢠Fast and Simple Calculations Enter the required numerical values and get the result immediately. ⢠Works Offline No internet connection is required. Use the calculator anywhere ā at work, in class, in the laboratory, on site, or while travelling. ⢠Clean and Practical Interface A simple interface keeps the focus on calculations without unnecessary menus or distractions. ⢠Light and Dark Themes Choose the appearance that is most comfortable for your working environment. USEFUL FOR Interpolation Calculator can be used in many technical and educational fields, including: ⢠Engineering ⢠Mathematics ⢠Physics ⢠Technical calculations ⢠Scientific calculations ⢠Numerical analysis ⢠Tabular data processing ⢠Laboratory work ⢠Education and study Whether you need to interpolate values from engineering tables, calculate an intermediate result for a technical task, or solve interpolation exercises, Interpolation Calculator provides a convenient way to perform calculations quickly and efficiently. No internet connection. No complicated setup. Just enter your values and calculate.
Screenshots
Verdict
The clearest difference is update cadence: imjaDNS at every 3 weeks against Interp Calculator's every 15 months. Interp Calculator's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
imjaDNS costs $0.99 and Interp Calculator $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
imjaDNS ships an update every 3 weeks, Interp Calculator every 15 months. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.
| Parameter | imjaDNS | Interp Calculator |
|---|---|---|
| Price | $0.99 | $0.99 |
| Update frequency | Every 3 weeks ā better | Every 15 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.0 ā better |
| Further details ā not scored | ||
| Size | 9 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | PETROS DHESPOLLARI | Stanislav Soroka |
In-app purchases
imjaDNS
No in-app purchases
Interp Calculator
No in-app purchases
Questions
Is imjaDNS free?
Is Interp Calculator free?
Do imjaDNS or Interp Calculator have ads?
Which is updated more often, imjaDNS or Interp Calculator?
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