Comparison

BlueTrans vs Study Timer!

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

Head to head
About

BlueTrans

Features
Read full description

This is pretty cool and simple tool which can be transferred your photos/videos to other device using WiFi(bluetooth can no longer be used). Both devices need to have BlueTrans or BlueTransLite, that's it! *** How to use it *** You have to do simple 3 steps for sending photos/videos, but if you don't have this app on both of devices, you must download it before then. Of course both devices must be activated WiFi. First one, you have to choose your photo/video from the album, or making photo using camera. Second one, tap the center button on one of devices, then another devices will be displayed confirmation dialog. After accept it, both of devices will be connected. The last, your photo/video can be sent! Tap the send button, and just wait until finish sending. *** Tips *** - Step 1 and 2 do not care which is first. - Image settings applies when a photo is sent. - Video settings applies when a video is read. - High quality may get slow speed. *** Caution *** If you want to send too big photos/videos, you must wait really long time.

About

Study Timer!

This app helps users combat smartphone addiction and improve focus on learning. It uses timed alarms and lock modes to encourage users to put down their phones and stick to study plans. Ideal for students and parents seeking to manage screen time.

Highlights
  • Daily reminders to put down phone
  • Mandatory mode with unskippable alarms
  • Flip screen lock mode
  • Lock screen mode
  • Customizable time limits
  • Subscription for advanced features
Features
Read full description

====It's hard to concentrate, what should I do? ==== 【StudyApp】 Help you! Prevent your smartphone addiction and let you focus more on learning. When you use the phone within the set time, the phone will sound an alarm. You must return to the app and put down your phone, and then continue your focus and study plan. For people: - Students who focus on learning - Smart phone addicted students - Parents used on restrict children's use of mobile phones App features: - Daily reminder Custom settings the limit time period of the phone, remind you to put down your phone every day, focus and study. - Mandatory mode 【Mandatory mode】 A compulsory loud alarm is issued, and the time task cannot be ended early. Please note that if you select the mandatory mode, the mode cannot be released even if the app process is closed. - Lock mode: #Flip screen: Turn the phone screen over and stick it to the desktop. If you use your mobile phone within a limited time, the app will sound an alarm. This mode can prevent your attention from being disturbed by notifications from other apps on your phone. #Lock screen: Lock the phone screen. If you exit the app and use your phone within a limited time, the app will sound an alert. But you can still move your phone. Subscriptions Content • Unlock week setting • 【Force】mode • Update music regularly • Unlimited access - $0.99 per week, $11.99 per year - Subscription price varies depending on the country and your local currency - Payment will be charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period - Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal Privacy Policy https://shimo.im/docs/PHYqy3PRvR8yWrrp Terms of Service https://shimo.im/docs/pvkjYHjHktdyGP8V

Screenshots

BlueTrans4 screens
Study Timer!2 screens

Verdict

The call

The clearest difference is price: Study Timer! at Free against BlueTrans's $1.99. Study Timer! also leads on update cadence (fortnightly vs every 4 months) and iOS requirement (10.0 vs 14.0). BlueTrans's advantage is in-app purchases (none vs 4) and ads (none vs shown). On 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

Study Timer! is free to download; BlueTrans costs $1.99 up front. Study Timer! sells 4 in-app purchases, starting at $4.99 per 7 days. BlueTrans asks for nothing beyond the download.

UpkeepUpdate frequency

BlueTrans ships an update every 4 months, Study Timer! fortnightly. The most recent releases landed on December 9, 2025 and September 20, 2026 respectively.

Scorecard5 real differences · 5 level
BlueTrans versus Study Timer!: the parameters behind the verdict, then further details
ParameterBlueTransStudy Timer!
Price$1.99Free — better
Rating—4.8 (4 ratings) — better
Positive reviews—22.2% of reviews
Number of ratings—4 — better
Update frequencyEvery 4 monthsFortnightly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.010.0 — better
Further details — not scored
Size8 MB37 MB
Age rating4+4+
DeveloperF-NET Apps云珍 朱

In-app purchases

None

BlueTrans

No in-app purchases

4 purchases

Study Timer!

Subscriptions4
  • Subscription a week7 Days trial$4.997 Days
  • Subscription a week (trail)3 Days trial$4.997 Days
  • Subscription a year$24.991 Year
Show 1 more
  • Subscription a year (trail)3 Days trial$24.991 Year

Questions

Is BlueTrans free?
BlueTrans costs $1.99, with no in-app purchases.
Is Study Timer! free?
Study Timer! is free to download, with in-app purchases available.
Do BlueTrans or Study Timer! have ads?
Study Timer! shows ads; BlueTrans does not.
Which is updated more often, BlueTrans or Study Timer!?
BlueTrans ships an update every 4 months, and Study Timer! fortnightly. Most recently, BlueTrans was updated on December 9, 2025 and Study Timer! on September 20, 2026.

Other comparisons