Audiobooks vs Delphi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Audiobooks
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Audioly helps you explore powerful ideas from popular books in a faster and more convenient way. Whether you prefer reading or listening, Audioly provides concise book summaries designed to fit into your daily routine. Discover key insights from a wide range of nonfiction and popular titles without committing to hours of reading. Perfect for learners, professionals, students, and book lovers, Audioly lets you absorb knowledge anytime—during your commute, workout, or quiet moments throughout the day. Key Features Audio Book Summaries Listen to clear and engaging audio summaries that highlight the core ideas from popular books. Designed for efficient learning, these summaries help you understand essential concepts in minutes. Read or Listen Anytime Switch between reading and listening depending on your preference. Audioly offers both text summaries and audio narration so you can learn in the format that works best for you. Daily Learning Habit Build a consistent reading and learning routine. With short and focused summaries, Audioly makes it easy to explore new ideas every day. Wide Range of Topics Discover summaries from categories such as: Personal development Productivity Business and leadership Psychology and mindset Motivation and success Self-improvement and lifestyle Easy-to-Use Library Browse a growing library of summaries and quickly find topics that interest you. Save titles you want to revisit and continue learning at your own pace. Designed for Busy Lives Audioly is built for people who want to learn more but have limited time. Each summary focuses on the key points so you can gain useful insights without reading an entire book. Who Is Audioly For? Curious learners who enjoy discovering new ideas Professionals looking for quick insights from influential books Students interested in personal development and productivity Anyone who enjoys audio learning and book summaries Why Choose Audioly? Audioly simplifies the way you explore books. Instead of spending hours searching for insights, you can quickly access well-structured summaries that help you understand the main ideas and decide which books you want to explore further. Start your learning journey today with Audioly and discover knowledge from great books—anytime, anywhere. Some features require a premium subscription, available through in-app purchases. Subscription Name: Weekly Access Subscription Length: 1 Week Price: $5.99 per week Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Delphi
This app provides a synchronized reading and listening experience for classic literature. As the audio plays, the text is highlighted, and you can tap any sentence to resume narration from that exact point. Enjoy offline access to a curated library of timeless works.
- Synchronized text and audio narration
- Tap to play sentence feature
- Offline reading and listening
- Automatic resume functionality
- Bookmark saving
- Background playback
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Delphi is a reader for the great books — with narration that stays in sync with the text. As the audio plays, the current sentence is highlighted and the page scrolls with it. Tap any sentence to hear it from exactly that point. Close the app mid-chapter and Delphi brings you back to the same spot, ready to continue. THE LIBRARY • Thucydides — History of the Peloponnesian War • Augustine — Confessions • Plato — Dialogues (Apology, Phaedo, Symposium, Republic and more) • Goethe — Faust • Aristotle — Nicomachean Ethics and Politics • The Bible (KJV) — Old Testament • Hamilton, Madison, Jay — The Federalist Papers • Machiavelli — The Prince • Dostoevsky — Crime and Punishment MADE FOR LISTENING • Word-for-word sync: the sentence being read is always highlighted • Tap to play: touch any line to jump the narration there • Background playback with full lock screen and Control Center controls • Skip back and forward 15 seconds, scrub anywhere MADE FOR READING • The complete text of every work is built in — no connection needed to read • Download any work's audio once and listen fully offline • Bookmarks for every book: save a passage, jump back to it anytime • Automatic resume: pick up exactly where you stopped, even after restarting No account. No subscription. No ads. Just the classics, read to you.
Screenshots
Verdict
The clearest difference is in-app purchases: Delphi at none against Audiobooks's 3. Delphi also leads on update cadence (every 4 days vs every 3 weeks). Audiobooks's advantage is device support (4 vs 2). On price, ads and iOS requirement 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. Audiobooks sells 3 in-app purchases, starting at $2.99 per 7 days. Delphi asks for nothing beyond the download.
Audiobooks ships an update every 3 weeks, Delphi every 4 days. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.
| Parameter | Audiobooks | Delphi |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 37 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | DEVSRANK | Chenyu Li |
In-app purchases
Audiobooks
- Audioly Weekly$2.997 Days
- Audioly Yearly Disc7 Days trial$7.991 Year
- Audioly Yearly$14.991 Year
Delphi
No in-app purchases









