Bookil vs CRM Synthesis
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Bookil
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Open any PDF the way you'd read a book. Bookil is a PDF reader for iPhone and iPad built around comfortable reading. Import from Files, Safari, or any share sheet to get started. Reading Pages render cleanly in single or two-page spread. Sepia and night modes, plus contrast and film grain adjustments, let you dial in exactly how it looks. Choose from page curl, slide, crossfade, or continuous scroll for page turns. Flip your device and Bookil switches layouts automatically. Covers and chapter-end pages stay centered, just like a physical book. Zoom Double-tap to zoom in on the exact spot you tapped. Pinch to adjust from there. Double-tap again to reset. Library Group PDFs into named collections. Lock private ones with Face ID or Touch ID. Bookil tracks what you've read, what you haven't, and where you left offβper book. Search, sort, filter, or select multiple books for bulk actions. Reading direction Switch between left-bound and right-bound for manga, technical books, or anything else. Export Export your full library as JSON and import it on any device. Runs on iPhone and iPad.
CRM Synthesis
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CRM Synthesis is a CRM solution designed for the solo sales or support professional: someone who wants serious customer relationship tools without a web-service subscription, advertisements, in-app purchases, upgrade tiers, or vendor lock-in. Both the iOS and macOS versions offer full functionality. No features are held back for a separate βpremiumβ version, and there are no monthly fees. CRM Synthesis will store your data in your own iCloud account, not on any other servers. Your records and preferences will sync across your Apple devices without requiring any hosted CRM service. CRM Synthesis supports robust import and export options, including CSV and hierarchical JSON, so you can back up your data, move it between systems, or leave our product just as easily as you adopted it. CRM Synthesis supports Light Mode and Dark Mode, adjustable font scaling, general accessibility, and personalization. Basic Features CRM Synthesis supports core Customer Relationship Management workflows. You can create Organization records, related Contact records, and History records that track communication with each contact. You can also create Tasks, Opportunities, Cases and Assets. There is an email client, Apple Calendar integration, and support for both managing Notes in folder hierarchies and alternatively developing a Glossary. You can easily switch between these feature sets, and you can hide those you donβt use. Multiple Database Support CRM Synthesis lets you create separate databases for different purposes. You can use different databases for established clients and prospects, different product lines, or unrelated business efforts. Custom Properties You can customize user-defined fields for different record types, to best fit your business.
Screenshots
Verdict
The clearest difference is price: Bookil at Free against CRM Synthesis's $4.99. Bookil also leads on iOS requirement (18.4 vs 26.0). On update cadence, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Bookil is free to download; CRM Synthesis costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Bookil ships an update fortnightly, CRM Synthesis every 10 days. The most recent releases landed on October 17, 2026 and October 11, 2026 respectively.
| Parameter | Bookil | CRM Synthesis |
|---|---|---|
| Price | Free β better | $4.99 |
| Update frequency | Fortnightly | Every 10 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.4 β better | 26.0 |
| Further details β not scored | ||
| Size | 2 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Labee LLC | Outer Planet Labs LLC |
In-app purchases
Bookil
No in-app purchases
CRM Synthesis
No in-app purchases
Questions
Is Bookil free?
Is CRM Synthesis free?
Do Bookil or CRM Synthesis have ads?
Which is updated more often, Bookil or CRM Synthesis?
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