Fast Angle vs Explainly
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fast Angle
Measure angles directly on photos with this intuitive tool. Simply select an image, draw two lines, and instantly get the angle measurements between them. Boost your productivity with on-the-go angle calculations.
- Measure angles on photos
- Draw lines to define angles
- Instant angle value display
- User-friendly interface
- Supports iPhone and iPad
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Our tool helps boost your productivity when in need of measuring angles directly on photos or pictures of your choice. Simply choose an image, draw two lines and see what values angles between them have. As easy as that!
Explainly
This app uses AI to help you understand confusing documents, spot scam warning signs, and review questionable charges. It simplifies complex information from emails, bills, contracts, and more, offering clear explanations and actionable next steps.
- Scam detection in messages and documents
- Review of questionable charges on bills
- Contract and lease agreement simplification
- Medical bill analysis
- Integration with iPhone Share Sheet
- Plain-English explanations
- Multilingual support
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Before you click, pay, or sign, understand what you're dealing with. Explainly helps you spot scam warning signs, review questionable charges, understand contracts, and make sense of confusing documents using AI. Whether it's a suspicious message, unexpected phone bill, medical statement, or lease agreement, Explainly turns complicated information into clear explanations and practical next steps. CHECK FOR SCAMS BEFORE YOU CLICK Analyze suspicious emails, messages, screenshots, and documents for potential phishing and fraud warning signs. Understand why something may be suspicious and what precautions to take before responding or opening a link. REVIEW HIDDEN OR QUESTIONABLE CHARGES Check phone bills, utility bills, and other statements for: • Possible duplicate charges • Unexpected or optional fees • Charges worth questioning • Items that may need clarification Explainly helps you understand what to ask your provider before paying. UNDERSTAND CONTRACTS BEFORE SIGNING Make complicated contracts and lease agreements easier to understand. Identify important clauses involving: • Automatic renewals • Cancellation requirements • Notice periods and deadlines • Fees and financial obligations • Other terms worth reviewing Get plain-English explanations of details that may affect your decisions. REVIEW MEDICAL BILLS Understand medical billing statements and identify possible duplicate charges, unexpected fees, and items worth verifying with the billing department. CHECK WITH EXPLAINLY FROM OTHER APPS Found something suspicious in Photos or another app? Use the iPhone Share Sheet and select "Check with Explainly." Open Explainly to analyze your shared content without having to manually copy everything. KNOW WHAT TO DO NEXT Explainly does more than summarize documents. Depending on your analysis, get: • Practical recommended actions • Important questions to ask • Explanations of potential risks • Help drafting messages when appropriate SCAN, UPLOAD, SHARE, OR PASTE Analyze supported content using your camera, Photos, Files, pasted text, or the iPhone Share Sheet. PLAIN ENGLISH AND MULTILINGUAL SUPPORT Simplify complex wording and analyze documents in multiple languages. EXPLAINLY PRO Get started without creating an account. Limited usage is available without a subscription. Upgrade to Explainly Pro for expanded access to AI-powered analysis features. Explainly provides informational assistance and is not a substitute for professional legal, financial, medical, or other advice. AI-generated findings may be incomplete or inaccurate; verify important information with the relevant provider or a qualified professional. Privacy Policy: https://sites.google.com/view/explainly/privacy-policy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: Explainly at Free against Fast Angle's $0.99. Explainly also leads on rating (5.0 vs 1.0) and update cadence (every 2 months vs every 38 months). Fast Angle's advantage is in-app purchases (none vs 2) and device support (3 vs 1). On ratings volume, 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
Explainly is free to download; Fast Angle costs $0.99 up front. Explainly sells 2 in-app purchases, starting at $6.99 per month. Fast Angle asks for nothing beyond the download.
Explainly holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Fast Angle ships an update every 38 months, Explainly every 2 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.
| Parameter | Fast Angle | Explainly |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | 1.0 (1 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 38 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Freemium — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 3 MB | 6 MB |
| Age rating | 4+ | 12+ |
| Developer | Jakub Freisler | Amirul Islam |
In-app purchases
Fast Angle
No in-app purchases
Explainly
- Explainly Pro (Monthly)14 Days trial$6.991 Month
- Explainly Pro (Yearly)14 Days trial$39.991 Year









