Klin vs Shellcove · Cloud Agent
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Klin
This app helps you reclaim iPhone storage by intelligently compressing large video files. It reduces video sizes by up to 70% while preserving quality and metadata, offering full control over compression settings and tracking your space savings.
- Smart video compression up to 70%
- Preserves quality, metadata, and memories
- Adjust resolution, frame rate, and bitrate
- On-device processing for security
- Tracks total space freed
- Supports HEVC (H.265) codec
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Free up valuable iPhone storage by compressing your largest videos. Klin reduces video file sizes by up to 70% while preserving quality, metadata, and memories. Klin intelligently compresses your videos to free up precious storage space without sacrificing your memories. With smart compression technology, reduce video file sizes by up to 70% while maintaining excellent quality. KEY FEATURES Smart Compression Automatically identifies your largest videos, reduces file sizes by 70% on average, preserves video quality with intelligent algorithms, supports 4K, 1080p, 720p, and SD resolutions. Full Control Choose from preset quality levels or customize settings, adjust resolution, frame rate, and bitrate, preview estimated file size before compressing, see exactly how much space you'll save. Safe & Secure All processing happens on your device, videos never leave your iPhone, preserves original metadata and creation dates, maintains albums and organization, replaces originals automatically after compression. Track Your Savings Dashboard shows total space freed, history of all compressed videos, detailed compression statistics, monitor your storage optimization. Advanced Options HEVC (H.265) codec support for maximum compression, custom resolution settings, frame rate control (60fps, 30fps, 24fps), bitrate quality adjustment, remember preferred settings. Smart & Easy Beautiful intuitive interface, one-tap compression, iCloud video support, video playback before compressing. No subscriptions. No cloud storage required. Just smart compression. Download Klin and start reclaiming your iPhone storage, free up gigabytes of space while keeping all your precious memories.
Shellcove · Cloud Agent
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Shellcove · Cloud Agent turns your own Macs into private Agent execution hosts. Use iPhone or iPad to start work, continue a native conversation, follow progress and bring original files back. Each task stays on one Mac; different tasks can run on different Macs. Your Mac runs the work The native Agent keeps its conversation, context, model settings and tools. Shellcove handles remote access, delivery receipts, state and recovery. Use your existing supported Agent and its account or plan. Shellcove does not sell model access or provide a hosted cloud account. Manage tasks from your phone • Browse native conversations and filter by Mac. Search loaded conversation text, tool output and filenames; load earlier messages when needed. • Return to questions, uncertain receipts and new replies, with device-local read state and direct links to the original content. • See actual run activity and get specific next steps for sign-in, quota or execution problems. • Save named instructions on this device, edit or append them to a draft, and import/export text-only copies. Instructions are sent only when you choose. • Start with your goal and editable task prompts; connection and execution states remain distinct. • Create a standalone conversation or organize work with optional Projects and Tasks. • Send instructions, follow replies and native tool activity, and request a confirmed stop. • Queue the next input and withdraw it before execution. Add immediate input where the native Agent supports it. • Read native business questions; answer remotely when the native client exposes a supported answer handle. • Inspect an uncertain submission by its original receipt instead of sending it again. Send material. Keep the original result. Upload documents or photos, up to four files and 10 MiB per file. Find materials and returned files together, with source messages and file versions. Save returned originals with size, version and digest checks, or open them in another app. Preview supported images and play videos. Document originals open in the other apps you choose. Pair with your own Macs Scan a Mac's QR from Computers. iOS connects directly to each paired Mac, with pinned TLS, client authentication and Internet relay fallback. Each phone can have its own credential and be revoked separately. Macs do not forward tasks to each other. The execution Mac must stay online and awake. Accepted work continues when you leave the phone app; live interaction needs a connection. Native Agent compatibility Configured native clients include Codex, Grok Build, OpenCode, ZCode and DeepSeek Harness. Support depends on the installed client and the capabilities shown for that Mac. DeepSeek connects through its official Desktop Gateway. A live question still owned by Desktop must be answered there. External ZCode desktop conversations remain history-only; managed CLI conversations support execution. Device tools and privacy Remote Desktop, Window Text, keyboard, mouse and clipboard tools remain in Computers → device details. Their Mac permissions are separate from Agent conversations. No Shellcove account, advertising or analytics. Drafts, downloaded files and caches stay on your devices. Model providers process submitted content under the native Agent's settings and their own terms; relays forward encrypted content and may process connection metadata. Requires iOS / iPadOS 16+, macOS 13+, matching Shellcove 1.6 clients and a configured supported native Agent. Mac companion and setup: apps.zhizuzhefu.com/shellcove.
Screenshots
Verdict
The clearest difference is price: Shellcove · Cloud Agent at Free against Klin's $1.99. On update cadence, ads, in-app purchases 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
Shellcove · Cloud Agent is free to download; Klin costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Klin ships an update every 2 weeks, Shellcove · Cloud Agent every 3 weeks. Both last shipped on November 13, 2026.
| Parameter | Klin | Shellcove · Cloud Agent |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 8 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Anand Raj R | 鹏 陈 |
In-app purchases
Klin
No in-app purchases
Shellcove · Cloud Agent
No in-app purchases







