Look Previews vs Run
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Look Previews
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Look is a private photo library app for people who run their own photo server. Connect your iPhone or iPad to a Look server over Tailscale, then browse, search, organize, and inspect your photo archive without moving your library into a public cloud service. Look is built for self-hosted libraries: ⢠Browse a fast, full-screen photo grid ⢠Search by filename, tag, camera metadata, and path ⢠View albums and smart collections from your server ⢠Open photo details with EXIF, dimensions, file type, tags, and location metadata ⢠Long-press photos to enter multi-select ⢠Save selected photos back to your device when you choose ⢠Connect with a Tailscale MagicDNS name or private Tailscale IP address ⢠Use an optional API key when your server requires one Look does not provide cloud photo hosting. You need a running Look server that your device can reach over Tailscale or another trusted private network.
Run
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Run-C is a hands-on way to learn and practice the C programming language right on your iPhone or iPad, completely offline. Write real C code, tap Run, and see your output instantly. No internet, no accounts, and no complicated setup. Whether you are taking your first steps in programming or brushing up on the fundamentals, Run-C gives you a focused environment to experiment, make mistakes, and learn by doing. GUIDED LEARNING PATH Run-C includes 15 ready-to-run example programs organized into a Beginner Path that builds your skills step by step: - Hello World: your first program and printf - For Loop Sum: loops and integer math - If/Else: branching with conditions - Countdown: while loops and decrement - Multiplication Table: nested output in a loop - Average, FizzBuzz, Max of Three, Factorial, Power - Prime Check, GCD, Fibonacci, Hex and Char, Collatz Steps Each example comes with a short description so you understand what it teaches before you run it. A REAL CODE EDITOR - Syntax highlighting for keywords, comments, and strings - Line numbers with a clean gutter - Smart auto-indentation on new lines - Automatic bracket, parenthesis, and quote pairing - A dedicated C-symbol keyboard bar for fast access to common symbols - Live line and character counts INSTANT OFFLINE OUTPUT - Runs your C program locally on device, no network required - Clear Output console with selectable text - Separate Warnings tab that surfaces issues without cluttering your results - Error lines highlighted directly in the editor so you can find and fix mistakes fast - Run timing so you can see how quickly your program executes PRIVATE BY DESIGN Your code never leaves your device. Compilation and execution happen entirely on-device, so you can learn and experiment anywhere, even without a connection. WHO IT IS FOR - Students learning C in school or on their own - Developers who want a quick scratchpad for small C snippets - Anyone curious about how programming works, in a friendly, no-pressure environment Run-C focuses on core C language constructs for learning: control flow, numbers, strings, and basic I/O with printf. Some advanced features and system-level APIs are intentionally not supported on iOS. Questions or feedback? Email kshravi86@gmail.com.
Screenshots
Verdict
Look Previews and Run are too close to call on the numbers: across 5 compared parameters ā price, ads, in-app purchases and device support among them ā neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Look Previews | Run |
|---|---|---|
| Price | Free | Free |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad ā better | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details ā not scored | ||
| Size | 4 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Souranil Sen | Aakash Ravi |
In-app purchases
Look Previews
No in-app purchases
Run
No in-app purchases









