VoltKit vs Outline Server Manager
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VoltKit
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VoltKit is a premium, high-performance electrical toolkit designed for engineers, electricians, and hobbyists. With a sleek, minimalist search-first interface and a suite of precision calculators, it turns complex electrical formulas into instant results. From Ohm’s Law to Wire Gauge analysis, VoltKit is the only electrical companion you need
Outline Server Manager
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Outline Manager — your Outline servers, right in your pocket. Outline Manager is a clean, native iOS app for administering the Outline (Shadowsocks) servers you run yourself. Connect to a server with its management config and manage everything from your iPhone — no laptop required. MANAGE ACCESS KEYS • Create, rename, and remove access keys in seconds • Share a key with anyone using the native share sheet • Set a monthly data limit per key, or a default limit for the whole server • See total data used — and the limit — at a glance SEE WHO'S ONLINE — LIVE • Real-time "Active now" status for every key • Built from your server's own traffic metrics, refreshed automatically • Last-activity time for keys that are currently idle SERVER STATISTICS • Total data transferred, tunnel time, current and peak bandwidth • Traffic broken down by location • Switch the analytics window between 24 hours, 7 days, and 30 days MULTIPLE SERVERS • Add as many servers as you like and switch between them instantly • Rename servers, manage default limits, and toggle anonymous metrics PRIVATE & SECURE BY DESIGN • Talks directly to your server — no third-party servers, no accounts, no tracking • Pins your server's self-signed certificate by its SHA-256 fingerprint • Your server details stay on your device BUILT FOR iOS • Native SwiftUI design that feels right at home • Available in English, Russian, and Uzbek — switch anytime in Settings • Works on iPhone, iOS 16 and later Outline Manager is an independent, third-party app and is not affiliated with or endorsed by Jigsaw or the Outline project. You'll need your own Outline server and its management API access to use it.
Screenshots
Verdict
The clearest difference is iOS requirement: VoltKit at 13.0 against Outline Server Manager's 16.0. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | VoltKit | Outline Server Manager |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 22 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | kudrethan varol | Muhammadkodir Khamrakulov |
In-app purchases
VoltKit
No in-app purchases
Outline Server Manager
No in-app purchases
Questions
Is VoltKit free?
Is Outline Server Manager free?
Do VoltKit or Outline Server Manager have ads?
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