Comparison

devia vs rock space

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

Head to head
About

devia

This app allows users to personalize screen protectors and back films for smartphones and smartwatches. It works in conjunction with a smart cutting machine to produce custom-fit films for various device models, reducing inventory costs.

Highlights
  • Personalized screen protector designs
  • Customizable back film designs
  • Supports smartphones and smartwatches
  • Works with smart cutting machines
  • Wide range of device models
  • Reduces inventory costs
Features
Read full description

适用于智能手机,手表等屏幕保护膜及手机背膜个性化定制,主要配合百变膜方智能切膜机-输出APP里所包含的各种手机及手表等型号。例如:我们需要一个iphone11的手机保护膜,则需要打开APP选择iphone11这个数据点击发送,百变膜方智能切膜机就会开始切割。从而得到我们所需的产品。通过APP的数据来定制所需产品,大大节省了备货的成本。

About

rock space

This app connects to specialized offline devices for phone customization. It enables users to send custom data for phone screen protectors, print stickers via order codes, and prepare designs for phone case creation.

Highlights
  • Bluetooth connection for phone film-making machines
  • Retrieve and send custom data for screen protectors
  • Local network connection for sticker printers
  • Print custom stickers using order codes
  • Prepare designs for phone case making machines
Features
Read full description

切膜机:您可以通过蓝牙连接我们线下购买的手机切膜机,包括ZC2、ZC3、ZC3-Lite、MINI ZV1等型号。您可以通过在线资源检索并选择我们为不同手机型号提供的定制数据。这些数据将通过蓝牙发送到手机切膜机,帮助您完成切膜任务。 贴纸打印机:您可以通过局域网搜索连接我们线下购买的贴纸打印机。通过输入我们官方网站上定制手机贴纸图像的订单代码,您可以将代码发送到贴纸打印机进行打印。 热转印机:通过输入官方网站上定制手机壳图案的订单代码,您可以与爱普生打印机共享该代码以进行打印。然后,根据相关说明,在手机壳制作机上制作手机壳。 Our current line of mobile beauty DIY devices includes a phone film-making machine, a sticker printing machine, and a phone case making machine. Through this app, you can perform the following operations for each device: Phone film-making machine: You can connect our offline purchased phone film-making machines, including models like ZC2, ZC3, ZC3-Lite, through Bluetooth. You can retrieve and select the customized data we offer for different phone models through online resources. This data will be sent to the phone film-making machine via Bluetooth, which will help you complete the film-making tasks. Sticker printing machine: You can connect our offline purchased sticker printing machines through local network search. By entering the order code for the custom-made phone sticker images placed on our official website, you can send the code to the sticker printing machine for printing. Phone case making machine: By inputting the order code for custom-designed phone case patterns placed on our official website, you can share it with an Epson printer for printing. Then, follow the relevant instructions to make the phone case on the phone case making machine.

Screenshots

devia3 screens
rock space4 screens

Verdict

The call

The clearest difference is rating: rock space at 5.0 against devia's 4.3. rock space also leads on update cadence (monthly vs every 2 months). devia's advantage is ratings volume (4 vs 1). 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.

ReceptionRating · Positive reviews · Number of ratings

rock space holds the better App Store score, 5.0 against 4.3. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

UpkeepUpdate frequency

devia ships an update every 2 months, rock space monthly. The most recent releases landed on August 15, 2026 and September 19, 2026 respectively.

Scorecard3 real differences · 7 level
devia versus rock space: the parameters behind the verdict, then further details
Parameterdeviarock space
PriceFreeFree
Rating4.3 (4 ratings)5.0 (1 ratings) — better
Positive reviews34.8% of reviews—
Number of ratings4 — better1
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.1 — better13.0
Further details — not scored
Size43 MB42 MB
Age rating4+4+
DeveloperDongguan Siteng Electronics Co., Ltd.ROCK PATH S.R.L

Customer experience

devia

All ratings4 ratings
Positive75.0%
Neutral25.0%
Negative0.0%
Written reviews23 reviews
Positive34.8%
Neutral8.7%
Negative56.5%

rock space

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

devia

No in-app purchases

None

rock space

No in-app purchases

Questions

Is devia free?
devia is free to download, with no in-app purchases.
Is rock space free?
rock space is free to download, with no in-app purchases.
Which has better reviews, devia or rock space?
rock space is rated higher. devia averages 4.3 out of 5 from 4 ratings, while rock space averages 5.0 from 1 ratings.
Do devia or rock space have ads?
Neither devia nor rock space shows ads.
Which is updated more often, devia or rock space?
devia ships an update every 2 months, and rock space monthly. Most recently, devia was updated on August 15, 2026 and rock space on September 19, 2026.

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