Comparison

PEER vs Propulsion

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

Head to head
About

PEER

This app facilitates EEG data recording and ERP analysis for research studies. It connects with specific EEG headsets to collect raw data and neurological study information. Recorded data can be exported for further analysis with various neuroscience tools.

Highlights
  • EEG recording and display
  • Event-Related Potential (ERP) analysis
  • Data export to Brain Vision Analyzer or .csv
  • Includes N-Back and Gambling Task games
  • Customizable image presenter
  • Searchable recordings with titles and notes
Read full description

PEER is an all-in-one EEG recording and ERP analysis App designed for research studies. PEER communicates with Brain Products X.on (Brain Products.com) EEG headset. The PEER app collects raw EEG data and EEG data arising from Event-Related Potentials (ERP) neurological studies. The PEER app maintains a collection of "recordings". Each recording has a title and notes which can be searched. PEER displays summary information about the recording (sample rates, sizes, etc.). The recorded EEG data can be exported in one of a number formats for analysis using MATLAB, BrainVision Analyzer or one of a number of other tools used by neuroscience researchers. PEER includes the following games and features: - Raw EEG recording and display - Visual Oddball (passive, one-response, two-response) - Audio Oddball (passive, one-response, two-response) - N-Back - Gambling Task - Posner - Image Presenter (select and preset custom images) - One touch ERP analysis - Export to Brain Vision Analyzer or .csv formats PEER is not a diagnostic or medical device. PEER is for research use only.

About

Propulsion

This app connects work teams to encourage physical activity and well-being. Participate in challenges, track your activity, and earn rewards to boost team spirit and healthy habits.

Highlights
  • Team connection
  • Activity tracking integration
  • Active score measurement
  • Team and individual challenges
  • Leaderboard rankings
  • Well-being content
  • Rewards system
Features
Read full description

Propulsion connects work teams and encourages them to be active together. EASY CONNECTION In just a few simple steps, join your colleagues in the app. Connect an activity tracking app or sports watch, participate in challenges and get rewards. ACTIVE SCORE A measure of the actual level of physical activity and well-being, in order to encourage consistency in daily efforts and the achievement of official recommendations. CHALLENGES Alone or in a team, compete between departments, companies, regions or countries to boost team spirit and motivation. RANKING A dynamic ranking according to the activity level of each person. WELL-BEING CONTENT Complete quizzes each week to help you on your journey to healthier living. REWARDS Get points and rewards for your activities and achievements. Why use the Propulsion app? • Universal: Everyone, regardless of fitness level, can participate because all types of activities are recorded. Propulsion is accessible from any device. • Simple: No hardware costs required. Propulsion is compatible with all sports applications, GPS watches and connected devices available on the market. • Sustainable: Propulsion is an annual program punctuated by challenges and key events. It is suitable for all team sizes.

Screenshots

PEER4 screens
Propulsion4 screens

Verdict

The call

The clearest difference is in-app purchases: Propulsion at none against PEER's 10. Propulsion also leads on update cadence (every 3 weeks vs every 5 months) and iOS requirement (15.1 vs 17.6). PEER's advantage is review sentiment (100% vs 71%). On price, ads, monetization model 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. PEER sells 10 one-off in-app purchases. Propulsion asks for nothing beyond the download.

UpkeepUpdate frequency

PEER ships an update every 5 months, Propulsion every 3 weeks. The most recent releases landed on September 5, 2026 and September 24, 2026 respectively.

Scorecard4 real differences · 6 level
PEER versus Propulsion: the parameters behind the verdict, then further details
ParameterPEERPropulsion
PriceFreeFree
Rating5.0 (1 ratings) — better—
Positive reviews100.0% of reviews — better71.4% of reviews
Number of ratings1 — better—
Update frequencyEvery 5 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreeFree
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.615.1 — better
Further details — not scored
Size71 MB22 MB
Age rating4+4+
DeveloperBrainWave SoftwarePropulsion Sport Inc

Customer experience

PEER

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

Propulsion

Written reviews14 reviews
Positive71.4%
Neutral0.0%
Negative28.6%

In-app purchases

10 purchases

PEER

One-time10
  • N-Back TrialFree
  • Gambling Task/Doors TrialFree
  • Audio Oddball TrialFree
Show 7 more
  • Image Presenter TrialFree
  • Posner TrialFree
  • Image Presenter$499.00
  • Posner$499.00
  • Gambling Task/Doors$499.99
  • N-Back$499.99
  • Audio Oddball$499.99
None

Propulsion

No in-app purchases

Questions

Is PEER free?
PEER is free to download, with in-app purchases available.
Is Propulsion free?
Propulsion is free to download, with no in-app purchases.
Do PEER or Propulsion have ads?
Neither PEER nor Propulsion shows ads.
Which is updated more often, PEER or Propulsion?
PEER ships an update every 5 months, and Propulsion every 3 weeks. Most recently, PEER was updated on September 5, 2026 and Propulsion on September 24, 2026.

Other comparisons