Comparison

Bloomberg B vs charge7

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Bloomberg B

This app provides a secure and convenient method for Bloomberg Anywhere users to authenticate to the Bloomberg Terminal and BLOOMBERG PROFESSIONAL app. It allows for quick logins by scanning a QR code and verifying identity with device biometrics.

Highlights
  • Secure authentication
  • Convenient login
  • QR code scanning
  • Biometric verification
  • Bloomberg Terminal access
  • BLOOMBERG PROFESSIONAL app access
Read full description

The Bloomberg B-Unit app is a secure and convenient way for Bloomberg Anywhere users to authenticate to the Bloomberg Terminal® and BLOOMBERG PROFESSIONAL® app. NOTE: This app can only be used by Bloomberg Terminal® customers with a Bloomberg Anywhere subscription. Key Features: Quickly login to the Bloomberg Terminal by scanning a QR code and verifying your identity with your device’s biometric authentication

About

charge7

Rent a portable charger on the go in Vienna. Find nearby stations, scan a QR code to rent a power bank with built-in cables, and return it to any station. Payment is handled via credit/debit cards or Alipay.

Highlights
  • Rent portable power banks
  • Find nearby rental stations
  • Integrated charging cables (Apple, USB-C, Micro USB)
  • QR code rental system
  • Return to any station
  • Credit/debit card payment
  • Alipay top-up with credits
Features
Read full description

On the road and the battery is empty? Desperately asking if someone has a charging cable with them and if there is a power outlet nearby? This has happened to us far too often... That's why we're building a powerbank sharing network in Vienna. What is charge7? Charge7 is a Viennese startup. Simply rent a powerbank to charge your smartphone in the restaurant or on the road. Each charge7powerbank comes with Apple, USB-C and Micro USB cable. So you don't need your own. You can return the charge7powerbank any station near you, which you can find in the app. How does it work? Open the charge7app to find the closest station next to you. Scan the QR code on the station to rent a power bank. Plug in using the cable included and charge on the go. Return the power bank to any station shown on the map. Where can I find charge7? We are working together with popular bars, cafes, shops and many more. We are always looking for new and exciting venues to partner with. Drop us a message in the app and tell us where you would like to see us next. How do I pay? Choose one of our payment methods in the app. It is possible to use all kind of credit and debit cards for paying the rental fee. You can also to Top-Up using bank cards or AliPay and get free credits! Scan the QR code on the station and the power bank will pop out of it! Don’t worry! We cap your daily spending and remember you to return it. Our pricing is fully transparent and displayed in the app. If you choose to keep the power bank, you will be charged its purchase price. Got a question? Visit www.charge7.at or contact us via the app.

Screenshots

Bloomberg B4 screens
charge74 screens

Verdict

The call

The clearest difference is ratings volume: Bloomberg B at 89 against charge7's 1. charge7's advantage is rating (5.0 vs 4.7) and review sentiment (100% vs 88%). On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

charge7 holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Bloomberg B has 89 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 88% of Bloomberg B's written reviews are positive against 100% of charge7's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

Scorecard4 real differences · 6 level
Bloomberg B versus charge7: the parameters behind the verdict, then further details
ParameterBloomberg Bcharge7
PriceFreeFree
Rating4.7 (89 ratings)5.0 (1 ratings) — better
Positive reviews88.2% of reviews100.0% of reviews — better
Number of ratings89 — better1
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.213.0 — better
Further details — not scored
Size7 MB41 MB
Age rating4+4+
DeveloperBloomberg Finance LPJZ Mobile Payment Services GmbH

Customer experience

Bloomberg B

All ratings89 ratings
Positive92.1%
Neutral2.2%
Negative5.6%
Written reviews17 reviews
Positive88.2%
Neutral0.0%
Negative11.8%

charge7

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Bloomberg B

No in-app purchases

None

charge7

No in-app purchases

Questions

Is Bloomberg B free?
Bloomberg B is free to download, with no in-app purchases.
Is charge7 free?
charge7 is free to download, with no in-app purchases.
Which has better reviews, Bloomberg B or charge7?
charge7 is rated higher. Bloomberg B averages 4.7 out of 5 from 89 ratings, while charge7 averages 5.0 from 1 ratings.
Do Bloomberg B or charge7 have ads?
Neither Bloomberg B nor charge7 shows ads.
Which is updated more often, Bloomberg B or charge7?
Bloomberg B ships an update every 2 months, and charge7 every 2 months. Most recently, Bloomberg B was updated on October 10, 2026 and charge7 on October 7, 2026.

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