Comparison

Cjeune de Provence vs OneFlash

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

Head to head
About

Cjeune de Provence

Manage your account and benefits easily from your mobile device. Discover local partners and access exclusive deals anytime, anywhere.

Highlights
  • Account management
  • Benefit management
  • Partner discovery
  • Exclusive deals
  • Mobile access
Features
Read full description

Téléchargez gratuitement l'application "Cjeune de Provence" pour gérer votre compte Cjeune de Provence et vos avantages aussi facilement que depuis votre PC. Retrouvez les partenaires Cjeune de Provence à côté de chez vous et profitez à tous moments des bons plans proposés !

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!

Screenshots

Cjeune de Provence3 screens
OneFlash4 screens

Verdict

The call

The clearest difference is review sentiment: OneFlash at 71% against Cjeune de Provence's 11%. OneFlash also leads on update cadence (fortnightly vs every 6 weeks). On price, ads, in-app purchases and monetization model 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.

UpkeepUpdate frequency

Cjeune de Provence ships an update every 6 weeks, OneFlash fortnightly. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

Scorecard2 real differences · 8 level
Cjeune de Provence versus OneFlash: the parameters behind the verdict, then further details
ParameterCjeune de ProvenceOneFlash
PriceFreeFree
Rating—3.3 (22 ratings) — better
Positive reviews11.1% of reviews70.8% of reviews — better
Number of ratings—22 — better
Update frequencyEvery 6 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size44 MB28 MB
Age rating4+4+
DeveloperDépartement des Bouches du RhôneOneFlash

Customer experience

Cjeune de Provence

Written reviews18 reviews
Positive11.1%
Neutral0.0%
Negative88.9%

OneFlash

All ratings22 ratings
Positive59.1%
Neutral0.0%
Negative40.9%
Written reviews48 reviews
Positive70.8%
Neutral2.1%
Negative27.1%

Bugs and requests

Cjeune de Provence

Not enough reviews yet to summarise bugs or 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

In-app purchases

None

Cjeune de Provence

No in-app purchases

None

OneFlash

No in-app purchases

Questions

Is Cjeune de Provence free?
Cjeune de Provence is free to download, with no in-app purchases.
Is OneFlash free?
OneFlash is free to download, with no in-app purchases.
Do Cjeune de Provence or OneFlash have ads?
Neither Cjeune de Provence nor OneFlash shows ads.
Which is updated more often, Cjeune de Provence or OneFlash?
Cjeune de Provence ships an update every 6 weeks, and OneFlash fortnightly. Most recently, Cjeune de Provence was updated on November 2, 2026 and OneFlash on November 7, 2026.

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