Slyd.in vs CordLine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Slyd.in
Experience secure and private messaging designed exclusively for iOS devices. Communicate with confidence knowing your conversations are protected.
- Secure messaging
- Private communication
- iOS exclusive
- End-to-end encryption (implied by 'secure')
- User-friendly interface (implied by 'messaging')
Read full descriptionHide full description
Secure and private messaging on your iOS devices
CordLine
Read full descriptionHide full description
CordLine is where missionaries and their supporters stay connected. Missionaries share what's happening on the field — a photo from a new clinic, a prayer request in the middle of a hard week, a praise report when something breaks through. Supporters see it all in one place, and can respond with a prayer, a comment, or a note of encouragement. For missionaries and ministry organizations: - Share field updates, prayer requests, and praise reports with your supporting community - Organize supporters into groups — family, home church, prayer partners — and post to the right audience - Get writing help from Phoebe, CordLine's built-in assistant, when you're short on time or words - Track engagement so you know who's staying connected - Set a security tier for your profile if you serve somewhere that requires extra discretion For supporters: - Follow the missionaries and ministries you care about - See real updates instead of a cluttered group text or newsletter you might miss - Pray, comment, and give — right from the feed - Direct-message the people you're supporting Built for how missions actually works: CordLine keeps every supporter's comments and prayer requests private between them and the missionary — not a public wall. Photos and videos are automatically stripped of location data before they're shared, so a missionary's safety never depends on remembering to check a setting. CordLine is free for missionaries, organizations, and supporters.
Screenshots
Verdict
The clearest difference is update cadence: CordLine at every 3 days against Slyd.in's fortnightly. 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.
Slyd.in ships an update fortnightly, CordLine every 3 days. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | Slyd.in | CordLine |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (35 ratings) — better | — |
| Positive reviews | 41.7% of reviews | — |
| Number of ratings | 35 — better | — |
| Update frequency | Fortnightly | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 15.5 — better |
| Further details — not scored | ||
| Size | 135 MB | 112 MB |
| Age rating | 17+ | 12+ |
| Developer | RedEx Media LLC | Cordline Inc. |
In-app purchases
Slyd.in
No in-app purchases
CordLine
No in-app purchases









