CodeHorizon vs Sub3
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CodeHorizon
Stay updated on algorithm contests across multiple coding platforms. Get timely notifications for upcoming and live events, with customizable alert timings. Access contest information and registration pages directly within the app.
- Algorithm contest notifications
- Support for multiple coding sites
- Customizable notification timings
- View contest information pages
- Direct access to registration pages
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An app to notify Coders about the upcoming and live Algorithm Contests on various sites. Features : - View information for contests on these sites : CodeChef, CodeForces, HackerEarth, HackerRank, Topcoder, and few other sites. - Set different notification timings for contests on different sites. - View the registration or information pages for the contests.
Sub3
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Sub3 is a minimalist tracking tool focused on helping you sort out your subscription and lifetime app expenses. Core Features: 1.3D Card Stack Visuals: Say goodbye to boring text lists. 2.Minimalist Design: No unnecessary distractions. 3.Versatile Widgets: Offers widgets in various sizes and styles. 4.Themes: Built-in multiple colors and styles. 5.Reminders: Get timely notifications before your next billing date. 6.Spending Insights: Clear visual charts break down your monthly and yearly expenses. Privacy Policy:https://sweet-creator-0ec.notion.site/Privacy-Policy-Sub3-32f47e1151658096b07af4c2b5bc6a78 Terms of Use:https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: CodeHorizon at none against Sub3's 3. CodeHorizon also leads on iOS requirement (7.0 vs 18). On price, update cadence, ads 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. Sub3 sells 3 in-app purchases, starting at $2.99 per month. CodeHorizon asks for nothing beyond the download.
CodeHorizon ships an update every 3 weeks, Sub3 every 9 days. The most recent releases landed on October 17, 2026 and October 28, 2026 respectively.
| Parameter | CodeHorizon | Sub3 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 7.0 — better | 18 |
| Further details — not scored | ||
| Size | 1 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | Chintan Ghate | 辉 彭 |
In-app purchases
CodeHorizon
No in-app purchases
Sub3
- monthly$2.991 Month
- yearly$12.991 Year
- lifetime$19.99
