Secretly vs OpLine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Secretly
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Secretly is a private messenger that needs no phone number and no email. Your account is a cryptographic key created on your device, and you get a random Secretly ID — nothing that ties your account to your name or your SIM card. NO PHONE NUMBER. NO EMAIL. • Create an account in seconds — no SIM card, no email, no personal details • Add contacts by Secretly ID, QR code or profile link • Your address book is never uploaded • Messages from people you don't know arrive as requests — you decide who can reach you END-TO-END ENCRYPTION • Messages, voice messages and files in private and group chats are end-to-end encrypted with the Double Ratchet algorithm, which provides forward secrecy • One-to-one voice and video calls are end-to-end encrypted • Verify a contact in person by scanning their QR code or comparing security codes; Secretly warns you when a contact's keys change • Your chat database is encrypted on your device YOU DECIDE WHO SEES WHAT • Choose who can see your last-seen time, profile photo and forwarded messages, and who can call you: everyone, your contacts or nobody • Auto-delete messages in any chat after 24 hours, 7 days or 30 days • Lock Secretly with a password, a pattern or Face ID / Touch ID • Keep private conversations in a separately locked "Personal" section • Hide chat content in the app switcher • Delete your account at any time, or let it delete itself after a period of inactivity you choose EVERYTHING YOU EXPECT FROM A MESSENGER • Groups with admins and moderators, invite links, @mentions and pinned messages • Group voice and video calls • Replies, reactions, editing, delete for everyone, forwarding and search • Scheduled and silent messages, chat folders • Voice messages, photos, videos and files • Stickers, including a sticker maker that cuts the subject out of your photo on the device (iOS 17 or later) • Link previews are created by the sender, so your device doesn't fetch links you receive • On-device message translation • Encrypted backups protected by your password, plus a recovery kit to restore your account • A Mac app, linked to your iPhone with a QR code OPEN AND HONEST • No ads, no analytics or advertising SDKs • Open source under AGPL-3.0 — anyone can review the code on GitHub • We publish a threat model listing what Secretly protects against and its known limitations • An independent security audit has not been completed yet — we'd rather tell you than let you assume SECRETLY PREMIUM Secretly is free. Premium is optional and adds voice-message transcription on your device, larger files, bigger groups and group calls, premium sticker packs, and personalisation: themes, accent colours, animated wallpapers, avatar frames, profile covers, app icons and ringtones. Security features are never part of Premium. Premium is available as a monthly or yearly auto-renewing subscription, or as a one-time lifetime purchase. Payment is charged to your Apple Account when you confirm the purchase. A subscription renews automatically unless it is cancelled at least 24 hours before the end of the current period, and your account is charged for renewal within 24 hours before the period ends. You can manage or cancel subscriptions in your App Store account settings. Any unused part of a free trial is forfeited when you buy a subscription. Secretly works only between Secretly users. It does not send SMS or MMS and does not call phone numbers. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.secretlyapp.com/privacy-policy
OpLine
This app provides licensed amateur radio operators with a fast, native iOS client for the AllStarLink network. It offers push-to-talk functionality, live net schedules, smart favorites, and real-time telemetry for a reliable mobile experience.
- Push to Talk (hold or toggle)
- Live Net Schedule with alerts
- Smart Favorites for nodes and nets
- Real-Time Telemetry (RX/TX meters)
- Worldwide AllStarLink node coverage
- Native iOS design with dark mode
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OpLine - AllStarLink in Your Pocket Connect to AllStarLink nodes anywhere your iPhone has signal. OpLine is a fast, native iOS client for licensed amateur radio operators who want a clean, reliable way to get on the network without desktop tools or generic SIP clients. KEY FEATURES Push to Talk Hold-to-talk or tap-to-toggle. Lock the mic when you need both hands free. Designed to feel like a real radio. Keyed Nodes See which nodes are transmitting across the network right now, busiest first, and tap to jump in. Live Net Schedule Browse upcoming nets, filter by region or favorites, and set reminders before they start. Smart Favorites Save your daily-driver nodes and the nets you actually attend. Real-Time Telemetry RX/TX meters, connection status, and who is linked to the node you are on. Bluetooth and Hands Free Bluetooth PTT handsets, mic selection, Lock Screen controls, widgets, Siri, and the Action Button. OPLINE PULSE (optional subscription) Pulse is the network, around the clock: a map of busy hubs, which hubs are talking right now, a push when a node you follow wakes up, how busy AllStar was over the last day or week, talk-time history for the hubs people follow, and the nets that really run, verified against what the network actually did. Pulse Monthly: $1.99 per month. Pulse Annual: $12.99 per year. New subscribers get the first week free. Payment is charged to your Apple Account at confirmation. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period, and can be managed in your Apple Account settings. Everything else in OpLine is included in the one-time purchase and always will be. Bought OpLine before Pulse existed? Your first year of Pulse is free. It switches on by itself. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.opline.app/privacy REQUIREMENTS - A valid amateur radio license and call sign are required to transmit. - An AllStarLink node connection. Your own ASL3 Raspberry Pi node is recommended; see opline.app/setup for a free build guide. - Standard amateur radio rules apply: identify with your call sign and follow Part 97 or your country's equivalent. WHY OPLINE Most AllStarLink clients started as desktop tools and were retrofitted for mobile. OpLine was designed iPhone-first: instant connect, sub-second PTT response, clean telemetry, and a UI that respects your time. No ads. No account. The app is a one-time purchase; Pulse is optional. Built by a licensed ham who wanted a better way to get on the air from a phone. NEW TO HAM RADIO? Visit opline.app/license for a quick guide to getting your Technician license, the only license you need to use OpLine. 73, OpLine
Screenshots
Verdict
The clearest difference is price: Secretly at Free against OpLine's $6.99. Secretly also leads on iOS requirement (15.5 vs 17.0). OpLine's advantage is chart position (#16 vs unranked). 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
Secretly is free to download; OpLine costs $6.99 up front. Secretly sells 3 in-app purchases, starting at $2.99 per month and OpLine sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.
| Parameter | Secretly | OpLine |
|---|---|---|
| Price | Free — better | $6.99 |
| Rating | — | 5.0 (4 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 4 — better |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | — | Paid |
| Best chart rank | — | #16 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.5 — better | 17.0 |
| Further details — not scored | ||
| Size | 176 MB | 8 MB |
| Age rating | 17+ | 9+ |
| Developer | Secretly SIA | Justin Calvert |
In-app purchases
Secretly
- Secretly: Premium Monthly7 Days trial$2.991 Month
- Yearly subscription$14.991 Year
- Secretly Lifetime Premium$24.99
OpLine
- OpLine Pulse Monthly7 Days trial$1.991 Month
- OpLine Pulse Annual7 Days trial$12.991 Year









