Comparison

APPA Connect vs Gridphase

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

Head to head

Phase identification

About

APPA Connect

Features

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APPA Connect is a software designed to show reading of APPA digital multimeter remotely and download recording from DMM. Features: . Show reading remotely. . Observe the change of reading via Line Chart . Download data of Data Log function and Auto-Save function. . Export data via CSV file, that can be read by Microsoft Excel or other programs easily to analyze data. . Record reading by App directly. Support Model: APPA 506B, APPA 208B APPA 155B, APPA 156B, APPA 157B, and APPA 158B. APPA S0, APPA S1, APPA S2, APPA S3 APPA 172, APPA 173, APPA 175, APPA 177, APPA 179 APPA sFlex-10A, APPA sFlex-18A APPA A17N

About

Gridphase

Read full description

Introducing the Gridphase mobile application - your indispensable tool when working with the Gridphase handheld instrument. Designed to seamlessly integrate with your device, this app enhances its capabilities by enabling straightforward phase identification in power distribution networks. Gridphase mobile ensures that phase identification is just a tap away. Experience the synergy of your handheld instrument and mobile app working in perfect harmony, making your tasks simpler and more efficient.

Screenshots

APPA Connect4 screens

Gridphase4 screens

Verdict

The call

The clearest difference is update cadence: Gridphase at every 3 months against APPA Connect's every 17 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

APPA Connect ships an update every 17 months, Gridphase every 3 months. The most recent releases landed on September 20, 2026 and September 12, 2026 respectively.

Scorecard1 real difference · 5 level

APPA Connect versus Gridphase: the parameters behind the verdict, then further details
Parameter	APPA Connect	Gridphase
Price	Free	Free
Update frequency	Every 17 months	Every 3 months — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	13.0	12.0 — better
Further details — not scored
Size	1 MB	57 MB
Age rating	4+	4+
Developer	MGL APPA CORPORATION	GRID INSTRUMENTS d.o.o.

In-app purchases

None

APPA Connect

No in-app purchases

None

Gridphase

No in-app purchases

Questions

Is APPA Connect free?

APPA Connect is free to download, with no in-app purchases.

Is Gridphase free?

Gridphase is free to download, with no in-app purchases.

Do APPA Connect or Gridphase have ads?

Neither APPA Connect nor Gridphase shows ads.

Which is updated more often, APPA Connect or Gridphase?

APPA Connect ships an update every 17 months, and Gridphase every 3 months. Most recently, APPA Connect was updated on September 20, 2026 and Gridphase on September 12, 2026.