Trgnmtry vs Bible15
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Trgnmtry
Explore trigonometric relationships visually by interacting with a unit circle. Customize displayed measures and angle intervals for a dynamic learning experience. Adapts beautifully to both light and dark modes.
- Interactive unit circle
- Visualize trigonometric measures
- Customizable angle intervals
- Supports light and dark mode
- Geometric relation display
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Watch as all of the trigonometric measures are drawn in their geometric relations as you drag your finger around the unit circle. You can choose which measures to see, and set specific angle intervals that can be shown. Looks beautiful in iOS Light or Dark mode!
Bible15
Listen to the entire Bible in one year with daily 15-minute dramatized audio sessions. Includes inspirational stories, worship songs, and group listening features. Engage with scripture and community through this accessible daily devotional.
- 15-minute daily audio sessions
- Chronological ESV Bible
- Encouraging verses and stories
- Contemporary worship songs
- Group listening and prayer requests
- Questions & Answers section
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Enjoy 15 min./day of listening through the Bible in one year. Have you ever said, “I want to read the Bible but I don’t have time”? Bible15 makes it easy, just 15 min/day and in a year you will have listened to the whole Bible. We KEEP IT SIMPLE: * Every day you’ll hear about 15 minutes of an entertaining dramatized production of the Chronological ESV Bible. * Listen on your way to or from work, when you’re getting ready in the morning or just taking a walk. In one year you will have listened to the whole Bible. * Enjoy encouraging verses and short one minute historical and inspirational stories about the Bible & its influence. * You will be Blessed as you listen to a contemporary song of worship after every Bible15. * Start a listening group with your friends and family. Post prayer requests, notes, and comments exclusively to your group as you journey together through the Bible each year. * Have questions? Dive deeper with Bible15’s Questions & Answers section. God has given us the Bible as a source of inspiration and to provide answers to life‘s most puzzling questions. Let Bible15 keep you engaged with God by investing 15 minutes a day listening to the most popular book in the world.
Screenshots
Verdict
The clearest difference is review sentiment: Bible15 at 100% against Trgnmtry's 0%. Bible15 also leads on rating (5.0 vs 3.4) and update cadence (every 3 months vs every 21 months). On ratings volume, ads, 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
Bible15 holds the better App Store score, 5.0 against 3.4. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews point the same way: 0% of Trgnmtry's written reviews are positive against 100% of Bible15's.
Trgnmtry ships an update every 21 months, Bible15 every 3 months. The most recent releases landed on October 24, 2026 and October 14, 2026 respectively.
| Parameter | Trgnmtry | Bible15 |
|---|---|---|
| Price | — | Free — better |
| Rating | 3.4 (5 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 5 — better | 2 |
| Update frequency | Every 21 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 17.0 | 13.4 — better |
| Further details — not scored | ||
| Size | 5 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | Andrew McKnight | Revive40, Inc |
Customer experience
Trgnmtry
Bible15
In-app purchases
Trgnmtry
No in-app purchases
Bible15
No in-app purchases
