Comparison

LINKA GO vs Fill it Forward

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

Head to head
About

LINKA GO

This app facilitates the rental of dockless bikes from participating programs worldwide. Users can locate, reserve, unlock, and pay for rides directly through the application, eliminating the need for physical keys. It also allows for ride pausing and provides trip details like distance and cost.

Highlights
  • Find available bikes
  • Reserve and unlock bikes
  • Pause rides
  • Navigate to destinations
  • Pay through the app
  • Report issues
  • Track ride stats
Features
Read full description

The team behind the award-winning keyless bike lock LINKA is working with dockless bike share programs to make bike rentals fun, easy and more efficient with LINKA GO. This one app allows riders to find, rent and pay for bike rentals from participating bike share programs around the world. Simply download the app, scan the QR code on an eligible bike, ride, and return the bike to one of many designated bike parking zones throughout the city. No bulky keys are needed! LINKA GO lets you manage all aspects of your bike rental and more: -Find an available bike near you -Reserve and unlock bike without a key -Pause ride so you can make stops on your route -Directions to your destination -Navigate to the nearest bike drop zone where you can lock the bike and end the ride -Pay through the app -Report bike or trip issues -View calories burned, distance traveled and cost of ride

About

Fill it Forward

This app connects you to a community focused on giving back and environmental responsibility. Track your positive impact, contribute to charitable projects, and stay hydrated by scanning your reusable bottle or sticker.

Highlights
  • Contribute to charitable projects
  • Track environmental impact
  • Join community groups and leaderboards
  • Monitor beverage consumption
  • Earn status levels and discounts
  • Enter community draws
  • Find refill stations
Features
Read full description

With the Fill it Forward app you will be part of a community that is always giving. Contribute to meaningful charitable projects, track your environmental footprint, join the community, and stay hydrated every time you reuse. HOW IT WORKS: 1. Obtain a Fill it Forward bottle or place a Fill it Forward sticker on your reusable 2. Download the app and sign up with your email address 3. Scan the sticker every time you reuse Shop our products at fillitforward.com APP FEATURES: Contribute To Meaningful Charitable Projects --- Every time you scan your Fill it Forward sticker, we contribute to charitable projects around the world. You can track the progress of the projects and we’ll update you as projects are completed. Help Build The Fill it Forward Community With Groups --- Join Fill it Forward open groups to track your collective impact and check out which users are leading the way with the group’s leaderboard. Track Your Environmental Impact --- Every time you reuse, you are making a positive environmental impact. With the Fill it Forward app, you can easily track waste diverted, emissions saved, and how much ocean pollution you have prevented. Stay Hydrated --- Track your beverage consumption throughout the day. We make it easy to set goals and reminders so you always meet your hydration goals. Obtain Status --- Continue scanning to work through a series of status levels that provide promo codes to our store as well as other partner discounts Join Community Draws --- Every scan automatically enters you into a draw with different prizes every month Find where to fill up --- Use our refill map to find hundreds of thousands of refill stations across the world Engage with friends --- Add friends and compare stats with our extended community features

Screenshots

LINKA GO2 screens
Fill it Forward4 screens

Verdict

The call

LINKA GO and Fill it Forward both sit at 3.2 stars, but that hides the real split: 38% of Fill it Forward's written reviews are positive against 20% of LINKA GO's. Fill it Forward also leads on update cadence (monthly vs every 3 months). LINKA GO's advantage is iOS requirement (13.0 vs 15.1). On price, rating, ratings volume and ads 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

Fill it Forward holds the better App Store score, 3.4 against 3.2. Both are backed by a comparable volume of ratings — 10 and 16 respectively. Written reviews point the same way: 20% of LINKA GO's written reviews are positive against 38% of Fill it Forward's.

UpkeepUpdate frequency

LINKA GO ships an update every 3 months, Fill it Forward monthly. The most recent releases landed on September 23, 2026 and September 17, 2026 respectively.

Scorecard3 real differences · 7 level
LINKA GO versus Fill it Forward: the parameters behind the verdict, then further details
ParameterLINKA GOFill it Forward
PriceFreeFree
Rating3.2 (10 ratings)3.4 (16 ratings) — better
Positive reviews20.0% of reviews37.7% of reviews — better
Number of ratings1016 — better
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.1
Further details — not scored
Size82 MB184 MB
Age rating4+4+
DeveloperLINKAGreen Menu Inc.

Customer experience

LINKA GO

All ratings10 ratings
Positive50.0%
Neutral10.0%
Negative40.0%
Written reviews10 reviews
Positive20.0%
Neutral10.0%
Negative70.0%

Fill it Forward

All ratings16 ratings
Positive50.0%
Neutral12.5%
Negative37.5%
Written reviews114 reviews
Positive37.7%
Neutral20.2%
Negative42.1%

Bugs and requests

LINKA GO

Not enough reviews yet to summarise bugs or requests.

Fill it Forward

Reported bugs

15 issues
  • Camera scanner won't focus or read QR codes
  • App crashes immediately after scanning
  • White/blank screen appears on app launch
  • Reuse data shows zero or incorrect values
  • Profile picture cannot be saved
Show 10 more
  • App freezes when checking group status
  • Scanner shows black screen instead of camera feed
  • Scanning count doesn't update properly
  • App incompatible with iOS 13 and newer versions
  • Login screen fails to load
  • Microphone permission required unnecessarily
  • Timezone awareness issues with day tracking
  • Data wipes after password reset
  • Leaderboard data not syncing across devices
  • Help/contact feature requires external email app

Requested features

12 requests
  • Add friends and create private group competitions
  • Monthly/yearly impact statistics and history logs
  • Daily water intake tracking by day/month/year
  • Integration with Apple Health app for water tracking
  • Support for multiple bottles with different sizes
Show 7 more
  • Push notifications for hydration reminders
  • Monetary donation total visibility in profile
  • Tap-to-log feature as alternative to barcode scanning
  • Keychain attachment option instead of stickers
  • Offline logging capability with sync when service returns
  • Ability to change bottle size beyond 999ml limit
  • Global impact dashboard showing worldwide progress

In-app purchases

None

LINKA GO

No in-app purchases

None

Fill it Forward

No in-app purchases

Questions

Is LINKA GO free?
LINKA GO is free to download, with no in-app purchases.
Is Fill it Forward free?
Fill it Forward is free to download, with no in-app purchases.
Which has better reviews, LINKA GO or Fill it Forward?
Fill it Forward is rated higher. LINKA GO averages 3.2 out of 5 from 10 ratings, while Fill it Forward averages 3.4 from 16 ratings.
Do LINKA GO or Fill it Forward have ads?
Neither LINKA GO nor Fill it Forward shows ads.
Which is updated more often, LINKA GO or Fill it Forward?
LINKA GO ships an update every 3 months, and Fill it Forward monthly. Most recently, LINKA GO was updated on September 23, 2026 and Fill it Forward on September 17, 2026.

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