Source Viewer XL vs SaneBox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Source Viewer XL
View the HTML, CSS, and JavaScript source code of any website. Highlighted syntax, extracted links, and image galleries make code analysis easy. Save images, bookmarks, and history for later.
- Syntax highlighting for HTML, CSS, and JavaScript
- Extracts and follows embedded links
- Lists and views all website images
- Saves images to photo album
- Bookmark and session history management
- Copy/paste code functionality
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Whether you are a web designer or just curious - this application is for you. Source Viewer shows the HTML, CSS and Javascript source code of any website. Features: - Tags, keywords and CSS attributes are highlighted with a different color. - It extracts the links which are embedded into HTML and CSS so that they can be followed easily. - It collects all images from the HTML and CSS which can be viewed separately in a list and full screen. - save images to the photo album - save bookmarks - session history list - toggle word wrap - copy and paste code to clipboard - open the URL in the browser and send it by email
SaneBox
This app enhances your email management experience by automatically sorting important messages, hiding distractions, and allowing you to unsubscribe from unwanted emails. It connects to any email service and learns your preferences to declutter your inbox.
- Automatic inbox sorting
- AI-powered email analysis
- Distraction filtering
- One-click unsubscribe
- Email follow-up reminders
- Do Not Disturb mode
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Download and install this optional app to enhance your SaneBox experience. Push notifications let you know when your latest digest is ready, quickly process it directly on your device. *** New to SaneBox? Keeping reading...*** The SaneBox service connects to your email, identifies important messages, hides distractions, has Do Not Disturb, banishes annoying senders, reminds you to followup and more... Start your TWO WEEK FREE TRIAL today! Connects to any email service (Gmail, Office 365, Yahoo, iCloud, etc…). If you know how to use email folders, then you know how to use SaneBox. The unimportant email isn't quarantined like inferior products. It stays in your account, SaneBox just moves it out of your Inbox to a server folder. You can continue to use any email client or webmail interface because they are just folders on your email server. WHEN YOU CONNECT YOUR EMAIL • SaneBox folders are added everywhere you check your email. • Your Inbox email is then sorted: • Important email arrives and stays in your Inbox. • Distractions arrive and are moved to your SaneLater folder. • Check your Inbox and SaneBox folders with any webmail/email client. • During onboarding you’ll have the opportunity to try our other award winning features and folders. • Connect additional email accounts. HOW DOES SANEBOX KNOW? • We've been keeping email sane since 2010. • Our AI will analyze your email history and learn what is important to you. • Teach us by moving any misplaced email to the correct folder with any webmail/email client. WHY SANEBOX? • Sort and declutter your Inbox automatically • Schedule breaks from new email with Do Not Disturb • Unsubscribe from unwanted emails with 1-click • Snooze non-urgent email for later • Track and get notified when someone hasn't replied • Free access to Inbox Zero Academy DIGITAL SUBSCRIPTION OPTIONS • Snack - one email account and one optional extra for $6.99 per month or $58.99 per year (save over 35%). Cancel any time. • Lunch - two email accounts and five optional extra for $11.99 per month or $98.99 per year (save over 30%). Cancel any time. • Dinner - four email accounts and all optional extras for $35.99 per month or $299.99 per year (save over 30%). Cancel any time. Your payment will be charged to your iTunes account at confirmation of purchase. Your subscription will automatically renew each month or year 24-hours before the end of the current period, and your credit card will be charged through your iTunes account unless auto-renew is turned off at least 24-hours before the end of the current period. You can turn off auto-renew at any time from your iTunes account settings. Any unused portion of a free trial period, if offered, will be forfeited when you purchase a subscription, where applicable. PRIVACY POLICY There's an old saying, "If you're not paying for a product, then you are the product". You are our customer - not our product. We will never sell your data, show you ads or breach your trust. Your privacy and security is our top priority. https://www.sanebox.com/privacy TERMS OF SERVICE https://www.sanebox.com/tos Questions Concerns? Please contact us at support@sanebox.com. We respond to every inquiry. * Prices shown are in U.S. dollars. Other restrictions apply.
Screenshots
Verdict
The clearest difference is price: SaneBox at Free against Source Viewer XL's $1.99. SaneBox also leads on update cadence (every 3 weeks vs every 28 months) and ratings volume (651 vs 3). Source Viewer XL's advantage is in-app purchases (none vs 10). On rating, review sentiment, ads and device support 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
SaneBox is free to download; Source Viewer XL costs $1.99 up front. SaneBox sells 10 in-app purchases, starting at $6.99 per month. Source Viewer XL asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.7 for Source Viewer XL against 4.6 for SaneBox. That said, the two scores are not equally well evidenced: SaneBox has 651 ratings behind it against 3, so its average is the more settled of the two. Written reviews are what separate them: 57% of Source Viewer XL's written reviews are positive against 61% of SaneBox's.
Source Viewer XL ships an update every 28 months, SaneBox every 3 weeks. The most recent releases landed on October 23, 2026 and October 29, 2026 respectively.
| Parameter | Source Viewer XL | SaneBox |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.7 (3 ratings) — better | 4.6 (651 ratings) |
| Positive reviews | 57.1% of reviews | 61.3% of reviews — better |
| Number of ratings | 3 | 651 — better |
| Update frequency | Every 28 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Freemium — better |
| Devices | iPad | iPhone, iPad — better |
| Requires iOS | 15.6 — better | 16.0 |
| Further details — not scored | ||
| Size | 1 MB | 18 MB |
| Age rating | 17+ | 4+ |
| Developer | Piet Jonas | SaneBox |
Customer experience
Source Viewer XL
SaneBox
Bugs and requests
Source Viewer XL
Not enough reviews yet to summarise bugs or requests.
SaneBox
Reported bugs
3 issues- Emails disappearing or getting redirected
- Folders and settings not working as expected
- Aggressive marketing and difficulty unsubscribing
Requested features
3 requests- More transparent and customizable email sorting
- Improved integration with email clients
- Better mobile experience
In-app purchases
Source Viewer XL
No in-app purchases
SaneBox
- Monthly Snack - Legacy$6.991 Month
- Monthly Snack$6.991 Month
- Monthly Lunch - Legacy$11.991 Month
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- Monthly Lunch$11.991 Month
- Monthly Dinner$35.991 Month
- Yearly Snack - Legacy$58.991 Year
- Yearly Snack$58.991 Year
- Yearly Lunch - Legacy$98.991 Year
- Yearly Lunch$98.991 Year
- Yearly Dinner$299.991 Year









