Comparison

OneFlash vs Wallino Reader

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

Head to head
About

OneFlash

Find nearby stations to rent portable phone chargers. Scan a QR code to unlock a battery, charge your device, and return it to any station in the network. Share power with friends and contribute to a more sustainable future.

Highlights
  • Locate nearby charging stations
  • Scan QR code to unlock battery
  • Charge multiple devices
  • Return battery to any station
  • 100% recyclable batteries
  • Flexible return policy
Read full description

How does OneFlash work? Locate the nearest OneFlash station. Scan the station's QR code to unlock a OneFlash portable battery. Grab the OneFlash battery and charge your smartphone! Performance Our 5000 mAh portable batteries can charge your phone from 20% to 100% in just one hour and can charge up to 3 smartphones. Mobility Return the OneFlash battery to any station in our network. Grab a battery in a café near Bastille metro and drop it off at a gym in République. Sharing Each OneFlash battery is equipped with 3 cables compatible with all smartphones. Charge up to 3 phones at once and share energy with your friends! Ecology OneFlash aims to reduce lithium overconsumption by offering a network of 100% recyclable rental portable batteries. We promote a sharing economy to reduce the purchase of personal external batteries. Proximity To make our rental and sharing system work for you, we've brought OneFlash to your favorite places, including shopping malls, gyms, airports, train stations, libraries, museums, and many more! Let us know where you'd like to see OneFlash stations! Accessibility We've made renting portable batteries convenient. That's why OneFlash is mostly free! To ensure availability for everyone, a €19 deposit is held but not charged. Plus, you have up to 4 days to return it. Additional Functionality At OneFlash, we think of everything. That's why we've added a micro USB port on each of our portable batteries. So, within the deposit period, you have the option to recharge the battery yourself. This gives you more flexibility and allows you to use the battery for as long as you need. Practical, right? What's New? We're always planning new features and regularly updating the app to provide you with the best OneFlash experience possible! We're Listening We're building OneFlash every day to enhance your experience. Your feedback matters! Send us your comments, suggestions, and recommendations at bonjour@oneflash.fr. P.S.: Don't forget to follow us on social media!

About

Wallino Reader

Features
Read full description

Wallino Reader is a an iOS app for a self-hosted Wallabag server app. If you don't host Wallabag yourself, please check out the official Wallabag iOS app, since it also offers a subscription based backend without self hosting. Wallino is free and open source, please check out the GitHub repository. Features: - Archive news articles from websites, news apps and PDFs for archiving or reading later. You can even import plain text to create a new article entry. - Use the share extension from other apps: Wallino can even extract a news article link from text - Assign tags to articles to better organise your article archive. - Export the original link or export the article text as PDF to share with others - Apple Intelligence integration: automatic tagging and article summaries. Read the Wallabag documentation to find out more about how to set up Wallabag on your home server or rented cloud server: https://doc.wallabag.org.

Screenshots

OneFlash4 screens
Wallino Reader4 screens

Verdict

The call

The clearest difference is in-app purchases: OneFlash at none against Wallino Reader's 1. OneFlash also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Wallino Reader sells 1 one-off in-app purchase. OneFlash asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
OneFlash versus Wallino Reader: the parameters behind the verdict, then further details
ParameterOneFlashWallino Reader
PriceFreeFree
Rating3.3 (22 ratings) — better—
Positive reviews70.8% of reviews—
Number of ratings22 — better—
Update frequencyEvery 2 weeksEvery 2 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size28 MB6 MB
Age rating4+4+
DeveloperOneFlashDominik Butz

Bugs and requests

OneFlash

Reported bugs

6 issues
  • App is glitchy and unresponsive
  • Cannot change country for phone number
  • Does not send SMS confirmation code
  • Activation code not received via SMS
  • System does not detect battery return
Show 1 more
  • App proposes already reported damaged batteries

Requested features

3 requests
  • Allow email login option
  • Improve detection of battery return
  • Ensure cables are not damaged

Wallino Reader

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

OneFlash

No in-app purchases

1 purchases

Wallino Reader

One-time1
  • Standard tip$0.99

Questions

Is OneFlash free?
OneFlash is free to download, with no in-app purchases.
Is Wallino Reader free?
Wallino Reader is free to download, with in-app purchases available.
Do OneFlash or Wallino Reader have ads?
Neither OneFlash nor Wallino Reader shows ads.
Which is updated more often, OneFlash or Wallino Reader?
OneFlash ships an update every 2 weeks, and Wallino Reader every 2 weeks. Most recently, OneFlash was updated on October 25, 2026 and Wallino Reader on October 24, 2026.

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