Similar Basic vs Flashcards
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Similar Basic
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*Secure Offline PDF, Document Extract & Compare & Export - Ad-Free* Google's Gemini AI as a collaborative assistant. Similar Basic lets you quickly compare PDF or text files and clipboard content without uploading anything online. Your documents stay local using our built-in PDF processor. Special updates: β’Deep PDF & Office Extraction: Go beyond simple text. Our built-in engine locally extracts content from PDF, Word, Excel, and PowerPoint files. Your documents are never uploaded. Key Features: * Compare two files (PDF or text). * Compare text pasted from the clipboard. * Offline PDF Processing: Securely extract text on your device. * Upgrade via In-App Purchase: Unlock multi-clipboard storage with save & edit capabilities. * Compare Docx: Direct compare Docx content. * Compare Xlsx: Direct compare Xlsx content. * Compare Pptx: Direct compare Pptx content. * All-New, Multi-Threaded PDF Engine. * Parallel Extraction for Maximum Performance. * Unmatched Accuracy and Reliability. * Export the Extracted File (limited to 100K bytes). Looking for more? Check out "Similar Plus" for advanced features. Terms of Use: [Standard Apple Terms of Use (EULA)] (https://www.apple.com/legal/internet-services/itunes/dev/stdeula/)
Flashcards
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Necks is an intelligent flashcard learning app based on the scientific spaced repetition algorithm (SM-2), helping you memorize and learn more efficiently. γCore Featuresγ Scientific Algorithm: Uses proven spaced repetition algorithm that intelligently schedules review times based on your memory performance Flexible Organization: Create multiple decks to categorize and manage your learning content by topic Rich Content: Support Markdown format for professional card content Image Memory: Add images to card backs for visual memory enhancement Multilingual: Support for 13 language interfaces to meet global user needs Learning Statistics: Real-time view of learning progress and mastery status Smart Review: Automatically identifies cards due for review and arranges study plans Privacy Policy: https://icnvrac9ij4m.feishu.cn/wiki/VvlXwndbziHVyXkpjFFcAHtAnCg?from=from_copylink User Agreement: https://icnvrac9ij4m.feishu.cn/wiki/H7LewdiPqitkU5kkoa0c79DZnwh?from=from_copylink
Screenshots
Verdict
The clearest difference is device support: Similar Basic at 4 against Flashcards's 2. Similar Basic also leads on iOS requirement (15.0 vs 18.5). On price, update cadence, ads and in-app purchases 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
Both are free to download. Similar Basic sells 1 one-off in-app purchase and Flashcards sells 2 in-app purchases, starting at $5.99 per year. Whichever you choose, the download price is not the number that matters.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on May 17, 2026 and September 24, 2026 respectively.
| Parameter | Similar Basic | Flashcards |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod, Mac β better | iPhone, iPad |
| Requires iOS | 15.0 β better | 18.5 |
| Further details β not scored | ||
| Size | 22 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Thinkwider CO., LTD. | η» θ£ |
In-app purchases
Similar Basic
- Multi-clipboard Storage$13.99
Flashcards
- annual$5.991 Year
- lifetime$12.99
