Digital Engineering vs AA Grapevine
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Digital Engineering
This app provides access to a specialized trade magazine focused on integrated product development in engineering. It covers innovations in drive technology, automation, electrical engineering, fluid technology, connection technology, and construction components.
- Engineering product development coverage
- Innovation in drive technology
- Automation and electrical engineering insights
- Fluid and connection technology
- Construction components
- On-the-go reading
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Das Fachmagazin für den Konstruktions- und Engineering-Bereich berichtet über alle Aspekte, die bei der integrierten (ganzheitlichen) Produktentwicklung wichtig sind. Im Mittelpunkt stehen Lösungen und Strategien für ein leistungsfähiges Engineering sowie Innovationen aus der Antriebstechnik, Automation, E-Technik, Fluidtechnik, Verbindungstechnik und Konstruktionsbauteile. Magazine Subscriptions are available for purchase inside this app. One year subscription - $109.99 (automatically renewed until canceled) Your subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. Your iTunes account will automatically be charged at the same price for renewal within 24-hours prior to the end of the current period unless you change your subscription preferences in your account settings. You can manage your subscriptions through your account settings after purchase on your device. No cancellation of the current subscription is allowed during active subscription period. Please visit http://www.magzter.com/ns/privacy-policy.html for our Privacy Policy and http://www.magzter.com/ns/terms_condition.html for our Terms & Conditions
AA Grapevine
Access a monthly magazine, article archives, podcast, and daily quotes related to recovery. Features include a sobriety calculator, events calendar, spiritual maintenance checklist, and the ability to share personal experiences with other users.
- Monthly magazine access
- Article archives
- Podcast integration
- Daily quotes
- Sobriety calculator
- AA events calendar
- Spiritual maintenance checklist
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The Grapevine app is all things Grapevine right on your smartphone. The monthly magazine, the articles archives, the podcast, the daily quote, an enhanced sobriety calculator, and the AA events calendar. App-exclusive features include a spiritual maintenance checklist and the ability to share articles, and your own experience, strength, and hope with other Grapevine app users. The app allows for more content each month too. Service-oriented members will find easy ways to be a part of the AA Grapevine Community in our Get Involved section. You’ll be able to read Grapevine anonymously wherever you go. You can also listen to each month’s articles on a playlist, and listen to the podcast playlist right on the app. Terms of Use / End User License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
Screenshots
Verdict
The clearest difference is rating: AA Grapevine at 4.0 against Digital Engineering's 3.0. AA Grapevine also leads on monetization model (free with in-app purchases vs subscription) and review sentiment (27% vs 0%). Digital Engineering's advantage is iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases 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
Both are free to download. Digital Engineering sells 6 one-off in-app purchases and AA Grapevine sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
AA Grapevine holds the better App Store score, 4.0 against 3.0. That said, the two scores are not equally well evidenced: AA Grapevine has 90 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Digital Engineering's written reviews are positive against 27% of AA Grapevine's.
Digital Engineering ships an update every 4 months, AA Grapevine every 4 weeks. The most recent releases landed on November 13, 2026 and November 14, 2026 respectively.
| Parameter | Digital Engineering | AA Grapevine |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) | 4.0 (90 ratings) — better |
| Positive reviews | 0.0% of reviews | 27.3% of reviews — better |
| Number of ratings | 1 | 90 — better |
| Update frequency | Every 4 months | Every 4 weeks — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Subscription | Free with in-app purchases — better |
| Best chart rank | — | #50 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 29 MB | 20 MB |
| Age rating | 4+ | 12+ |
| Developer | Magzter Inc. | AA Grapevine, Inc. |
Customer experience
Digital Engineering
AA Grapevine
Bugs and requests
Digital Engineering
Not enough reviews yet to summarise bugs or requests.
AA Grapevine
Reported bugs
16 issues- Subscription verification issues
- App is buggy
- Restore subscription option never works
- Cannot access current issue
- App repeatedly states user is not subscribed
Show 11 moreShow fewer
- Subscription sync issues
- App does not unlock all features after subscription
- Data not available message when restoring subscription
- Cannot download full issue
- Meeting place pictures not available
- Article playlist does not auto-advance
- Cannot read on e-ink devices
- Archive search is missing terms
- Cannot sign in with valid subscription
- No user ID/password created during subscription
- App does not recognize valid subscription
Requested features
7 requests- Native iPad version needed
- Improve iPad usability for visually impaired
- Fix app bugs
- Add a way to change password
- Improve archive search functionality
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- Add ability to report app bugs
- Allow specifying user ID/password during subscription
In-app purchases
Digital Engineering
- Issue 3 2018$14.99
- Digital Engineer Issue 4 2021$14.99
- Digital Engineering5 variants$14.99
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- Digital Engineering 1, 2022$14.99
- Digital Engineering 2, 2022$14.99
- Digital Engineering 3, 2022$14.99
AA Grapevine
- Grapevine Monthly Subscription1 Month trial$2.991 Month
- Grapevine Annual Subscription$29.991 Year
Questions
Is Digital Engineering free?
Is AA Grapevine free?
Which has better reviews, Digital Engineering or AA Grapevine?
Do Digital Engineering or AA Grapevine have ads?
Which is updated more often, Digital Engineering or AA Grapevine?
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