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Perplexity vs Microsoft Copilot vs ChatGPT: which app has fewer problems?
We compared 300 recent App Store reviews of Perplexity, 300 recent App Store reviews of Microsoft Copilot and 300 recent App Store reviews of ChatGPT, each classified by AI into 7 complaint themes (samples from up to 6 storefronts, latest review 2026-10-22). ChatGPT has the fewest complaints overall: 21% of its recent reviews contain a complaint, vs 62% for Microsoft Copilot and 44% for Perplexity.
Ratings at a glance
| App | All-time US rating | Ratings | Avg in our sample | Reviews analysed | Reviews with a complaint | Sample dates |
|---|---|---|---|---|---|---|
| Perplexity | 4.8★ | 518K | 3.14★ | 300 | 44% | 2026-05-16 – 2026-10-22 |
| Microsoft Copilot | 4.7★ | 1.4M | 2.28★ | 300 | 62% | 2026-08-03 – 2026-10-22 |
| ChatGPT | 4.8★ | 11.5M | 4.11★ | 300 | 21% | 2026-10-19 – 2026-10-22 |
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 | Perplexity | Microsoft Copilot | ChatGPT |
|---|---|---|---|
| Bugs | 27% (80) | 29% (87) | 15% (46) |
| Crashes / freezes | 8% (24) | 4% (11) | 1% (2) |
| Performance | 10% (31) | 3% (10) | 5% (16) |
| UX / design | 8% (24) | 22% (67) | 2% (6) |
| Pricing / subscription | 26% (77) | 24% (72) | 9% (26) |
| Ads | 1% (2) | 1% (3) | 0% (0) |
| Feature requests | 13% (40) | 30% (90) | 7% (21) |
Verdict: which one has fewer problems?
- Fewer bug problems: ChatGPT, 15% of its reviews vs 29% for Microsoft Copilot.
- Fewer crash and freeze problems: ChatGPT, 1% of its reviews vs 8% for Perplexity.
- Fewer performance (slowness, battery, storage) problems: Microsoft Copilot, 3% of its reviews vs 10% for Perplexity.
- Fewer UX / design problems: ChatGPT, 2% of its reviews vs 22% for Microsoft Copilot.
- Fewer pricing and subscription problems: ChatGPT, 9% of its reviews vs 26% for Perplexity.
- Ad complaints: roughly tied (Perplexity 1%, Microsoft Copilot 1%, ChatGPT 0% of reviews).
- Fewest feature requests: ChatGPT, 7% of its reviews vs 30% for Microsoft Copilot.
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
Perplexity
- Justify or adjust the price (47 reviews, severity 2.4/3)
- Rethink usage limits (47 reviews, severity 2.4/3)
- Improve content quality (39 reviews, severity 2.3/3)
Biggest theme: bugs. Free PDF
Microsoft Copilot
- Soften the redesign backlash (138 reviews, severity 2.3/3)
- Ease paywall pressure (67 reviews, severity 2.3/3)
- Rethink usage limits (64 reviews, severity 2.3/3)
Biggest theme: feature requests. Free PDF
FAQ
Which has fewer problems overall: Perplexity, Microsoft Copilot or ChatGPT?
In the most recent App Store reviews we analysed, ChatGPT had the lowest share of reviews with a complaint (21% of 300) and Microsoft Copilot the highest (62% of 300). Perplexity: 133 of 300; Microsoft Copilot: 187 of 300; ChatGPT: 63 of 300.
Which has fewer bug complaints: Perplexity, Microsoft Copilot or ChatGPT?
ChatGPT. Perplexity: 80 of 300 recent reviews (27%); Microsoft Copilot: 87 of 300 recent reviews (29%); ChatGPT: 46 of 300 recent reviews (15%).
Which has fewer crash and freeze complaints: Perplexity, Microsoft Copilot or ChatGPT?
ChatGPT. Perplexity: 24 of 300 recent reviews (8%); Microsoft Copilot: 11 of 300 recent reviews (4%); ChatGPT: 2 of 300 recent reviews (1%).
Which has fewer pricing and subscription complaints: Perplexity, Microsoft Copilot or ChatGPT?
ChatGPT. Perplexity: 77 of 300 recent reviews (26%); Microsoft Copilot: 72 of 300 recent reviews (24%); ChatGPT: 26 of 300 recent reviews (9%).
Which has fewer ad complaints: Perplexity, Microsoft Copilot or ChatGPT?
In our samples they are roughly tied: Perplexity: 2 of 300 recent reviews (1%); Microsoft Copilot: 3 of 300 recent reviews (1%); ChatGPT: 0 of 300 recent reviews (0%).
Which is rated higher on the App Store: Perplexity, Microsoft Copilot or ChatGPT?
All-time US App Store ratings: Perplexity 4.8★ from 518K ratings; Microsoft Copilot 4.7★ from 1.4M ratings; ChatGPT 4.8★ from 11.5M ratings. ChatGPT is highest, but all-time ratings move slowly; the recent-review samples above show current problems.
Full reports
- Perplexity reviews: top complaints and what users want fixed
- Microsoft Copilot reviews: top complaints and what users want fixed
- ChatGPT reviews: top complaints and what users want fixed
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