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Gmail vs Microsoft Outlook: which app has fewer problems?

We compared 300 recent App Store reviews of Gmail and 300 recent App Store reviews of Microsoft Outlook, each classified by AI into 7 complaint themes (samples from up to 6 storefronts, latest review 2026-10-22). Microsoft Outlook has the fewest complaints overall: 28% of its recent reviews contain a complaint, vs 85% for Gmail.

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Ratings at a glance

App	All-time US rating	Ratings	Avg in our sample	Reviews analysed	Reviews with a complaint	Sample dates
Gmail	4.7★	2.4M	1.77★	300	85%	2026-07-18 – 2026-10-22 (97 d)
Microsoft Outlook	4.8★	9.3M	3.95★	300	28%	2026-08-13 – 2026-10-22 (71 d)

Complaint themes side by side

Share of all analysed reviews that mention each theme (review count in brackets). Bold = lowest. A review can mention several themes.

Theme	Gmail	Microsoft Outlook
Bugs	32% (95)	19% (57)
Crashes / freezes	6% (17)	3% (10)
Performance	8% (25)	3% (9)
UX / design	63% (190)	9% (27)
Pricing / subscription	2% (7)	1% (3)
Ads	3% (8)	1% (3)
Feature requests	26% (77)	11% (34)

Verdict: which one has fewer problems?

Across the latest 600 App Store reviews we collected, Microsoft Outlook has the lowest share of reviews with a complaint (28%) and Gmail the highest (85%). The biggest single difference is in UX / design complaints: 63% of Gmail reviews mention them, vs 9% for Microsoft Outlook. Each app's own biggest complaint theme: Gmail, ux / design (190 reviews); Microsoft Outlook, bugs (57 reviews). Average star rating in the samples ranges from 1.77★ (Gmail) to 3.95★ (Microsoft Outlook). Time span of each sample: Gmail 97 days (2026-07-18 to 2026-10-22); Microsoft Outlook 71 days (2026-08-13 to 2026-10-22). The samples cover comparable periods, so the comparison is reasonably like-for-like.

Fewer bug problems: Microsoft Outlook, 19% of its reviews vs 32% for Gmail.
Crash and freeze complaints: roughly tied (Gmail 6%, Microsoft Outlook 3% of reviews).
Fewer performance (slowness, battery, storage) problems: Microsoft Outlook, 3% of its reviews vs 8% for Gmail.
Fewer UX / design problems: Microsoft Outlook, 9% of its reviews vs 63% for Gmail.
Pricing and subscription complaints: roughly tied (Gmail 2%, Microsoft Outlook 1% of reviews).
Ad complaints: roughly tied (Gmail 3%, Microsoft Outlook 1% of reviews).
Fewest feature requests: Microsoft Outlook, 11% of its reviews vs 26% for Gmail.

Gaps under 3 percentage points are called a tie. Samples are recent reviews only, so this is a snapshot of current problems, not all-time quality.

Top 3 specific issues for each app

Gmail

Soften the redesign backlash (167 reviews, severity 2.1/3)
Simplify navigation (96 reviews, severity 2.1/3)
Ship the most requested feature (66 reviews, severity 1.9/3)

Biggest theme: ux / design. Free PDF

Microsoft Outlook

Soften the redesign backlash (16 reviews, severity 2.0/3)
Ship the most requested feature (17 reviews, severity 1.7/3)
Fix login / account access (13 reviews, severity 2.4/3)

Biggest theme: bugs. Free PDF

FAQ

Which has fewer problems overall: Gmail or Microsoft Outlook?

In the most recent App Store reviews we analysed, Microsoft Outlook had the lowest share of reviews with a complaint (28% of 300) and Gmail the highest (85% of 300). Gmail: 255 of 300; Microsoft Outlook: 85 of 300.

Which has fewer bug complaints: Gmail or Microsoft Outlook?

Microsoft Outlook. Gmail: 95 of 300 recent reviews (32%); Microsoft Outlook: 57 of 300 recent reviews (19%).

Which has fewer crash and freeze complaints: Gmail or Microsoft Outlook?

In our samples they are roughly tied: Gmail: 17 of 300 recent reviews (6%); Microsoft Outlook: 10 of 300 recent reviews (3%).

Which has fewer pricing and subscription complaints: Gmail or Microsoft Outlook?

In our samples they are roughly tied: Gmail: 7 of 300 recent reviews (2%); Microsoft Outlook: 3 of 300 recent reviews (1%).

Which has fewer ad complaints: Gmail or Microsoft Outlook?

In our samples they are roughly tied: Gmail: 8 of 300 recent reviews (3%); Microsoft Outlook: 3 of 300 recent reviews (1%).

Which is rated higher on the App Store: Gmail or Microsoft Outlook?

All-time US App Store ratings: Gmail 4.7★ from 2.4M ratings; Microsoft Outlook 4.8★ from 9.3M ratings. Microsoft Outlook is highest, but all-time ratings move slowly; the recent-review samples above show current problems.

How recent is this Gmail vs Microsoft Outlook data?

Each sample is the most recent public App Store reviews we could collect (from up to 6 storefronts): Gmail: 300 reviews over 97 days (2026-07-18 to 2026-10-22); Microsoft Outlook: 300 reviews over 71 days (2026-08-13 to 2026-10-22). It is a snapshot of current problems, not all-time quality.

What is the most common complaint about Gmail and Microsoft Outlook?

Gmail: ux / design (190 of 300 reviews), top-ranked fix: “soften the redesign backlash”; Microsoft Outlook: bugs (57 of 300 reviews), top-ranked fix: “soften the redesign backlash”.

Full reports

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