Comparison

EASY FI vs AlterLock

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

Head to head
About

EASY FI

This application allows for the adjustment of ignition timing and fuel injection settings for specific motorcycle models. It offers preset data, real-time monitoring, and advanced tuning capabilities for enhanced engine performance. Requires a compatible device to unlock full functionality.

Highlights
  • Ignition timing adjustment
  • Fuel injection mapping
  • Real-time engine monitoring
  • Preset data loading
  • 3D map visualization
  • Dual map switching
  • Digital acceleration pump
Features
Read full description

FI CON TYPE-X EASY mode exclusive operation application. This application is for FI CON TYPE-X only. It can not be used for the conventional FI CON TYPE-ENIGMA Z 125 or DILTS-JAPAN ENIGMA series. This application is only for EASY mode which can adjust the ignition time. There is a dedicated application in EXPERT mode that can set the ignition time. This application can be downloaded for free. When it is free, you can connect with all FI - CON TYPE - X, but only the tachometer screen is displayed. (Only tachometer and TPS are displayed). In order to set various functions of FI CON TYPE-X, you need to purchase the model data corresponding to FI CONTYPE-X you have from the model selection screen. When purchasing and selecting model data, the following functions can be used. - Preset data combined with TAKEGAWA made boa up kit etc. are prepared. Preset data can be easily written to FI - CON. - + 20 / - 20 degree spark advance / delay angle can be adjusted for each engine rotation / throttle position. It is also possible to adjust the dwell time. - The fuel injection amount can be set for each engine rotation / throttle position. - Fuel correction at idling can be performed. - Startability and idling stabilization correction function when using a big injector. (Only for compatible models) - Adjustment of fuel injection time by engine temperature and intake air temperature is possible. - It is possible to set injection timing at each rotation speed. - Various maps can be displayed in 3D graph. - Two maps can be put inside FI - CON, and it can be switched with an external switch. - In real time, you can display tachometer, throttle opening monitor, injector opening / closing rate, oil / water · engine temperature (depending on model),Voltage (Applicable models only). - Display the current engine speed and throttle position in real time in the fuel map. - Revolution Limit can be set . - Pit-in limit can be set (Applicable model only) - Digital acceleration pump can be set. - It is possible to correct the TPS sensor according to the actual machine. - You can make several fuel data and save it, you can change it immediately when you need it. - It corresponds to Japanese and English. No pairing is necessary. On the Bluetooth setting screen, FI-CON is not searched. Please turn on Bluetooth on the Bluetooth setting screen, then exit the setting screen with the Home button, launch the application, and connect from "Connect to FI - CON" of the application.

About

AlterLock

This app pairs with a theft prevention device to monitor your vehicle. It offers loud alarms, smartphone notifications, and GPS tracking to deter theft and provide location updates. Manage vehicle details, device settings, and track your assets with peace of mind.

Highlights
  • Movement-detection alarm
  • Smartphone notifications
  • Independent communication
  • Advanced GPS tracking
  • Vehicle registration
  • Device settings adjustment
  • Map-based location history
Read full description

The AlterLock app works in conjunction with the theft prevention device "AlterLock" to keep an eye on your beloved vehicle, including bicycles, motorcycles, and cars. The AlterLock device provides peace of mind through loud alarms, smartphone notifications, and GPS tracking capabilities. Key features include: 1. Alarm to Deter Thieves: A movement-detection alarm sounds directly from the device, deterring criminals and providing a strong deterrent against theft and vandalism. 2. Smartphone Notifications for Assurance: If the device detects movement, it will send a unique notification sound to your smartphone, allowing you to quickly notice and rush to your vehicle. 3. Independent Communication Function: The device can communicate on its own, sending notifications and location information even outside the Bluetooth range. 4. Advanced Tracking Ability: It attempts to pinpoint location information indoors and outdoors by receiving not only precise GPS signals but also Wi-Fi and cell tower signals. Additional App Functions: - Register photos, specs, and frame numbers of your vehicles. - Toggle the device's lock mode. - Adjust various device settings (detection sensitivity, alarm patterns, on/off, duration of sound, regular communication, accident detection, etc.). - Display tracking location information and history on the map screen. - Manage up to three vehicles and devices. Please note: - User registration is required to use the service. - Purchase of the AlterLock device and a service agreement is also required. - This service does not guarantee theft prevention. For more details on service contracts and usage fees, please visit: https://alterlock.net/en/service-description Terms and Conditions: https://alterlock.net/en/service-terms Privacy Policy: https://alterlock.net/en/privacy-policy

Screenshots

EASY FI4 screens
AlterLock4 screens

Verdict

The call

The clearest difference is review sentiment: EASY FI at 50% against AlterLock's 33%. EASY FI also leads on iOS requirement (9.0 vs 15.0). AlterLock's advantage is update cadence (every 2 months vs every 4 months). 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. EASY FI sells 8 one-off in-app purchases and AlterLock sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

EASY FI ships an update every 4 months, AlterLock every 2 months. Both last shipped on November 2, 2026.

Scorecard3 real differences · 7 level
EASY FI versus AlterLock: the parameters behind the verdict, then further details
ParameterEASY FIAlterLock
PriceFreeFree
Rating—3.7 (3 ratings) — better
Positive reviews50.0% of reviews — better33.3% of reviews
Number of ratings—3 — better
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS9.0 — better15.0
Further details — not scored
Size5 MB87 MB
Age rating4+4+
DeveloperDILTS JAPAN, LIMITED LIABILITY CO.NEXTSCAPE INC.

Customer experience

EASY FI

Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

AlterLock

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews51 reviews
Positive33.3%
Neutral13.7%
Negative52.9%

In-app purchases

8 purchases

EASY FI

One-time8
  • MONKEY125 JB02$3.99
  • Z125 Pro$3.99
  • HUNTER CUB CT125 JA65$3.99
Show 5 more
  • GROM JC61/JC76$3.99
  • GROM 8BJ-JC92$3.99
  • MONKEY125 JB03/JB05$3.99
  • DAX125 JB04/JB06$3.99
  • CROSS CUB CC110 JA60$3.99
2 purchases

AlterLock

Subscriptions2
  • Monthly Plan7 Days trial$3.991 Month
  • Annual Plan1 Month trial$39.951 Year

Questions

Is EASY FI free?
EASY FI is free to download, with in-app purchases available.
Is AlterLock free?
AlterLock is free to download, with in-app purchases available.
Do EASY FI or AlterLock have ads?
Neither EASY FI nor AlterLock shows ads.
Which is updated more often, EASY FI or AlterLock?
EASY FI ships an update every 4 months, and AlterLock every 2 months. Most recently, EASY FI was updated on November 2, 2026 and AlterLock on November 2, 2026.

Other comparisons