Comparison

Alerts for Reddit vs Sentinel Net

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Alerts for Reddit

Receive instant notifications for new Reddit posts and comments from specific subreddits or users. Customize alerts with keywords and notification frequencies to stay updated on the content you care about most. Easily manage your subscriptions and access notifications directly within your preferred Reddit app or browser.

Highlights
  • Custom subreddit and user notifications
  • Keyword filtering for alerts
  • Adjustable notification frequency
  • No Reddit account login required
  • Direct launch to Reddit app or browser
  • View recent notifications history
Features
Read full description

Note: This app may need to shut down in March 2027 due to Reddit API changes. Please see the /r/alerts_for_reddit subreddit for the latest updates. Never miss a Reddit post again - with Alerts for Reddit, you can get notifications within minutes for posts on your favorite subreddits, and posts/comments from your favorite users. Customize notifications by changing frequency and filtering with keywords. Features: - Add/remove/mute subreddits or users at any time to start/stop seeing notifications - No need to login or link your reddit account - you can set up alerts for any public subreddit or user. - Setup up to 3 alerts of your choosing for free; upgrade to Premium to receive notifications for more than 3 subreddits/users. - Set the notification frequency for each subreddit: "Trending: More" if you want notifications for all hot posts, "Trending: Fewer" if you only want breaking news, or "All" to get notified for all new posts. If you want "All" posts within 30 seconds of the post going live, you can upgrade to Premium Speed to enable the "All - Fast" frequency. - Set the notification frequency for each user: "Posts only" or "Posts and Comments" - Filter alerts by keyword. For example, if you want to receive notifications for /r/science where the title contains 'amphibian' or 'reptile' but not 'bird', you can! - Got a Reddit app on your phone? Notifications will launch you straight to the app of your choice. No app? Notifications will bring you to Reddit via the browser. - View recent notifications for your subreddits and users right in the app. - Never miss the posts you care about! This app offers subscriptions for premium features, including monthly and yearly subscriptions. Subscriptions renew within 24 hours of the subscription period ending, and a subscription purchase will be charged through your iTunes account. Manage at any time using Account Settings in iTunes. Privacy Policy and Terms of Use can be found at https://www.alertsforreddit.com/privacy.php

About

Sentinel Net

This app allows users to report public safety incidents, missing persons, and hazards directly to investigators. It provides real-time alerts for active cases and facilitates the submission of actionable intelligence to relevant authorities. An optional premium subscription offers enhanced features for field taskings.

Highlights
  • Submit and track BOLO alerts
  • Report hazards and suspicious activity
  • Receive real-time case alerts
  • Connect sightings to investigations
  • Browse local intelligence
  • Unlock field taskings with Pro
Features
Read full description

See It. Report It. End It. Sentinel is the community intelligence network built by safety-conscious people like you to give everyday people a real role in public safety. You are the eyes and ears on the ground. When you submit a tip, report a hazard, or share a sighting, it goes straight into a verified investigation pipeline — not a comment section — and lets your friends, neighbors, and community know immediately about any issues near them. THE FIRST 48 HOURS ARE EVERYTHING When someone goes missing, the clock starts immediately. Sentinel gets your report to investigators in minutes, not days — giving your community a direct line into active cases when it matters most. WHAT YOU CAN DO — Submit and track missing poeple alerts — Report hazards, suspicious activity, and public safety incidents — Receive real-time alerts for active cases near you — Connect sightings directly to open investigations — Browse local intelligence and community safety reports GO DEEPER WITH SENTINEL NET PRO — $5.99/month Unlock field taskings — structured assignments that put you on the ground helping investigators validate real intelligence. No ads. No distractions. Just mission. BUILT DIFFERENT Most apps put your report in a feed. Sentinel routes it into a structured investigation pipeline. Your tip isn't just a social post — it's actionable intelligence delivered to the people who can act on it. VETERAN-OWNED. MISSION-DRIVEN. Arc Light Technologies was founded by veterans who know what it means to leave no one behind. Sentinel is our commitment to that mission. Download free. Upgrade when you're ready. By using Sentinel Net, you agree to the Arc Light Technologies conditions: Privacy Policy: https://arclighttech.com/privacy-policy Terms of Service: https://www.sleuthnet.com/terms End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Alerts for Reddit4 screens
Sentinel Net4 screens

Verdict

The call

The clearest difference is rating: Sentinel Net at 5.0 against Alerts for Reddit's 4.2. Sentinel Net also leads on review sentiment (100% vs 68%) and update cadence (every 4 weeks vs every 3 months). Alerts for Reddit's advantage is ads (none vs shown) and ratings volume (182 vs 1). On price, in-app purchases and monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Alerts for Reddit sells 4 in-app purchases, starting at $3.99 per year and Sentinel Net sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Sentinel Net holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Alerts for Reddit has 182 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 68% of Alerts for Reddit's written reviews are positive against 100% of Sentinel Net's.

UpkeepUpdate frequency

Alerts for Reddit ships an update every 3 months, Sentinel Net every 4 weeks. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard7 real differences · 3 level
Alerts for Reddit versus Sentinel Net: the parameters behind the verdict, then further details
ParameterAlerts for RedditSentinel Net
PriceFreeFree
Rating4.2 (182 ratings)5.0 (1 ratings) — better
Positive reviews67.9% of reviews100.0% of reviews — better
Number of ratings182 — better1
Update frequencyEvery 3 monthsEvery 4 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.6 — better17.0
Further details — not scored
Size41 MB36 MB
Age rating17+12+
DeveloperAmanda O'NealArc Light Technologies

Customer experience

Alerts for Reddit

All ratings182 ratings
Positive77.5%
Neutral7.1%
Negative15.4%
Written reviews106 reviews
Positive67.9%
Neutral10.4%
Negative21.7%

Sentinel Net

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Alerts for Reddit

Reported bugs

11 issues
  • App won't open or stuck on loading screen
  • Settings don't persist after closing app
  • iCloud backup excludes app data
  • Notifications not appearing in Notification Center
  • Duplicate notifications for same post
Show 6 more
  • App randomly resets subscriptions
  • Restore purchase doesn't work after device transfer
  • Notifications open in browser instead of Reddit app
  • Filters not working - alerts for unsubscribed content
  • App hangs when accessing Notification Subscriptions multiple times
  • iOS 15+ compatibility issues with settings saving

Requested features

13 requests
  • iCloud sync for subscriptions and settings
  • Comment notifications and threaded conversation alerts
  • Advanced filtering with AND/OR/NOT operations
  • Search within post content, not just titles
  • Quiet hours or do-not-disturb scheduling
Show 8 more
  • Custom app icons or icon selection
  • In-app notification history and log
  • Post content search in addition to titles
  • Browser selection for notification links
  • Siri Shortcuts integration
  • Real-time notification frequency (faster than 30 minutes)
  • Per-subreddit notification limits
  • Widget support

Sentinel Net

Not enough reviews yet to summarise bugs or requests.

In-app purchases

4 purchases

Alerts for Reddit

Subscriptions3
  • Premium Subscription$3.991 Year
  • Premium Speed: Monthly$3.991 Month
  • Premium Speed: Yearly$44.991 Year
One-time1
  • Lifetime Premium$4.99
2 purchases

Sentinel Net

Subscriptions2
  • Monthly Subscription$5.991 Month
  • Annual Subscription$59.991 Year

Questions

Is Alerts for Reddit free?
Alerts for Reddit is free to download, with in-app purchases available.
Is Sentinel Net free?
Sentinel Net is free to download, with in-app purchases available.
Which has better reviews, Alerts for Reddit or Sentinel Net?
Sentinel Net is rated higher. Alerts for Reddit averages 4.2 out of 5 from 182 ratings, while Sentinel Net averages 5.0 from 1 ratings.
Do Alerts for Reddit or Sentinel Net have ads?
Sentinel Net shows ads; Alerts for Reddit does not.
Which is updated more often, Alerts for Reddit or Sentinel Net?
Alerts for Reddit ships an update every 3 months, and Sentinel Net every 4 weeks. Most recently, Alerts for Reddit was updated on November 6, 2026 and Sentinel Net on November 5, 2026.

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